Math

Advanced MathContemporary Mathematics for Business & ConsumersSet up and solve equations for the following business situations. An online store sells two types of speaker docks for smartphones. The higher-priced speaker dock sells for $190 and the lower-priced speaker dock sells for $80. Last week the store sold three times as many lower-priced speaker docks as higher-priced speaker docks. Combined sales totaled $3,440. How many of each did it sell?BuyFind*arrow_forward*

8th Edition

Robert Brechner + 1 other

Publisher: Cengage Learning

ISBN: 9781305585447

Chapter 5.II, Problem 5RE

Textbook Problem

Set up and solve equations for the following business situations.

An online store sells two types of speaker docks for smartphones. The higher-priced speaker dock sells for $190 and the lower-priced speaker dock sells for $80. Last week the store sold three times as many lower-priced speaker docks as higher-priced speaker docks. Combined sales totaled $3,440. How many of each did it sell?

Contemporary Mathematics for Business & Consumers

Show all chapter solutions

Ch. 5.I - Solve the following equations for the unknown and...Ch. 5.I - Solve the following equations for the unknown and...Ch. 5.I - Solve the following equations for the unknown and...Ch. 5.I - Solve the following equations for the unknown and...Ch. 5.I - Solve the following equations for the unknown and...Ch. 5.I - Solve the following equations for the unknown and...Ch. 5.I - Solve the following equations for the unknown and...Ch. 5.I - Solve the following equations for the unknown and...Ch. 5.I - For the following statements, underline the key...Ch. 5.I - For the following statements, underline the key...

Ch. 5.I - Solve the following equations for the unknown and...Ch. 5.I - Solve the following equations for the unknown and...Ch. 5.I - Solve the following equations for the unknown and...Ch. 5.I - Solve the following equations for the unknown and...Ch. 5.I - Solve the following equations for the unknown and...Ch. 5.I - Solve the following equations for the unknown and...Ch. 5.I - Solve the following equations for the unknown and...Ch. 5.I - Solve the following equations for the unknown and...Ch. 5.I - Solve the following equations for the unknown and...Ch. 5.I - Solve the following equations for the unknown and...Ch. 5.I - Solve the following equations for the unknown and...Ch. 5.I - Solve the following equations for the unknown and...Ch. 5.I - Solve the following equations for the unknown and...Ch. 5.I - Solve the following equations for the unknown and...Ch. 5.I - Solve the following equations for the unknown and...Ch. 5.I - Solve the following equations for the unknown and...Ch. 5.I - Solve the following equations for the unknown and...Ch. 5.I - For the following statements, underline the key...Ch. 5.I - For the following statements, underline the key...Ch. 5.I - For the following statements, underline the key...Ch. 5.I - For the following statements, underline the key...Ch. 5.I - For the following statements, underline the key...Ch. 5.I - For the following statements, underline the key...Ch. 5.I - For the following statements, underline the key...Ch. 5.I - For the following statements, underline the key...Ch. 5.I - For the following statements, underline the key...Ch. 5.I - For the following statements, underline the key...Ch. 5.I - For the following statements, underline the key...Ch. 5.I - For the following statements, underline the key...Ch. 5.I - For the following statements, underline the key...Ch. 5.I - For the following statements, underline the key...Ch. 5.I - Grouping symbols are used to arrange numbers,...Ch. 5.II - Don and Chuck are salespeople for Security One...Ch. 5.II - One-third of the checking accounts at the...Ch. 5.II - Century Manufacturing, Inc., fills an order for 58...Ch. 5.II - Dollar Discount Department Store sells three times...Ch. 5.II - Last week Comfy Cozy Furniture sold 520 items. It...Ch. 5.II - REI (Recreational Equipment Incorporated) sells a...Ch. 5.II - If Steve earns $87.50 for 7 hours of work, how...Ch. 5.II - Set up and solve equations for the following...Ch. 5.II - Set up and solve equations for the following...Ch. 5.II - Set up and solve equations for the following...Ch. 5.II - Set up and solve equations for the following...Ch. 5.II - Set up and solve equations for the following...Ch. 5.II - Set up and solve equations for the following...Ch. 5.II - Set up and solve equations for the following...Ch. 5.II - Set up and solve equations for the following...Ch. 5.II - Set up and solve equations for the following...Ch. 5.II - Set up and solve equations for the following...Ch. 5.II - Set up and solve equations for the following...Ch. 5.II - Set up and solve equations for the following...Ch. 5.II - Set up and solve equations for the following...Ch. 5.II - Set up and solve equations for the following...Ch. 5.II - Set up and solve equations for the following...Ch. 5.II - Set up and solve equations for the following...Ch. 5.II - Set up and solve equations for the following...Ch. 5.II - Set up and solve equations for the following...Ch. 5.II - Set up and solve equations for the following...Ch. 5.II - Use ratio and proportion to solve the following...Ch. 5.II - Use ratio and proportion to solve the following...Ch. 5.II - Use ratio and proportion to solve the following...Ch. 5.II - Use ratio and proportion to solve the following...Ch. 5.II - Use ratio and proportion to solve the following...Ch. 5.II - Use ratio and proportion to solve the following...Ch. 5.II - Use ratio and proportion to solve the following...Ch. 5.II - Use ratio and proportion to solve the following...Ch. 5.II - Use ratio and proportion to solve the following...Ch. 5.II - Use ratio and proportion to solve the following...Ch. 5.II - 30. In a move to provide additional sales for U.S....Ch. 5 - A(n) ______ is a mathematical statement describing...Ch. 5 - A mathematical statement expressing a relationship...Ch. 5 - 3. The parts of an equation that are given are...Ch. 5 - The variables, or unknowns, of an equation are...Ch. 5 - The numerical value of the unknown that makes an...Ch. 5 - A coefficient is a number or quantity placed...Ch. 5 - 7. To transpose means to bring a term from one...Ch. 5 - 8. List the operation order for solving equations....Ch. 5 - 9. To prove the solution of an equation, we...Ch. 5 - When writing an equation from a written statement,...Ch. 5 - 11. When writing an equation from a written...Ch. 5 - 12. A comparison of two quantities by division is...Ch. 5 - 13. A mathematical statement showing that two...Ch. 5 - Proportions are solved using a process known as...Ch. 5 - Solve the following equations for the unknown and...Ch. 5 - Solve the following equations for the unknown and...Ch. 5 - Solve the following equations for the unknown and...Ch. 5 - Solve the following equations for the unknown and...Ch. 5 - Solve the following equations for the unknown and...Ch. 5 - Solve the following equations for the unknown and...Ch. 5 - Solve the following equations for the unknown and...Ch. 5 - Solve the following equations for the unknown and...Ch. 5 - Solve the following equations for the unknown and...Ch. 5 - For the following statements, underline the key...Ch. 5 - For the following statements, underline the key...Ch. 5 - For the following statements, underline the key...Ch. 5 - For the following statements, underline the key...Ch. 5 - For the following statements, underline the key...Ch. 5 - For the following statements, underline the key...Ch. 5 - For the following statements, underline the key...Ch. 5 - For the following statements, underline the key...Ch. 5 - For the following statements, underline the key...Ch. 5 - Set up and solve equations for each of the...Ch. 5 - Set up and solve equations for each of the...Ch. 5 - Set up and solve equations for each of the...Ch. 5 - Set up and solve equations for each of the...Ch. 5 - Set up and solve equations for each of the...Ch. 5 - Set up and solve equations for the following...Ch. 5 - Set up and solve equations for the following...Ch. 5 - Set up and solve equations for the following...Ch. 5 - Set up and solve equations for the following...Ch. 5 - Set up and solve equations for the following...Ch. 5 - Set up and solve equations for the following...Ch. 5 - Use ratio and proportion to solve the following...Ch. 5 - Use ratio and proportion to solve the following...Ch. 5 - Use ratio and proportion to solve the following...Ch. 5 - Use ratio and proportion to solve the following...Ch. 5 - 34. One special type of ratio is known as a rate....

Find more solutions based on key concepts

Show solutions Finding Limits In Exercises 37-58, find the limit (if it exists). See Examples 5, 6, 7, 9, and 11. limt1t2+t-2t...

Calculus: An Applied Approach (MindTap Course List)

Guguen and Jacob (2012) asked waitresses to wear different colored T-shirts on different days for a six-week pe...

Essentials of Statistics for The Behavioral Sciences (MindTap Course List)

Complete an analytic proof of the following theorem: In a triangle that has sides of lengths a,b, and c, if c2=...

Elementary Geometry For College Students, 7e

Finding Surface Area In Exercises 17-20, find the area of the surface. The portion of the sphere x2+y2+z2=25 in...

Calculus: Early Transcendental Functions

1718 Sketch the solid whose volume is given by the integral and evaluate the integral. 0/60/2032sinddd

Calculus (MindTap Course List)

Critical Thinking You are given the information that P(A) = 0.30 and P(B) = 0.40. (a) Do you have enough inform...

Understanding Basic Statistics

Describe and sketch the surface. x2 + z2 = 1

Multivariable Calculus

SKILLS Using Variables Express the given quantity in terms of the indicated variable. 8. The sum of three conse...

Precalculus: Mathematics for Calculus (Standalone Book)

Expand each expression in Exercises 122. (2x3)2

Finite Mathematics

52. Drug concentration Suppose the concentration , in mg/ml, of a drug in the bloodstream t minutes after an in...

Mathematical Applications for the Management, Life, and Social Sciences

Concentration of a Dreg in the Bloodstream The concentration of a certain drag in a patients bloodstream t hr a...

Applied Calculus for the Managerial, Life, and Social Sciences: A Brief Approach

Find points P and Q on the parabola y = 1 x2 so that the triangle ABC formed by the x-axis and the tangent lin...

Single Variable Calculus: Early Transcendentals, Volume I

In Exercises 516, evaluate the given quantity. log100,000

Applied Calculus

Is it possible to obtain a negative value for the variance or the standard deviation?

Statistics for The Behavioral Sciences (MindTap Course List)

A variety of information has been collected for all district high schools. Find the most appropriate measure of...

Essentials Of Statistics

For Problems 1-10, answer true or false. The numerical coefficient of the term xy is 1.

Intermediate Algebra

In Exercises 78 and 79, use a Venn diagram similar to the one at the left below to shade in the region represen...

Mathematical Excursions (MindTap Course List)

Populations of any organism increase when births exceed deaths. In a suburban area in the upper Midwest, the la...

Elementary Technical Mathematics

Write three different sets of parametric equations for the curve y=x.

Calculus: Early Transcendentals

By any method, determine all possible real solutions of each equation in Exercises 1330. Check your answers by ...

Finite Mathematics and Applied Calculus (MindTap Course List)

Guess the value of the limit (if it exists) by evaluating the function at the given numbers (correct to six dec...

Single Variable Calculus

Let X have a Poisson distribution with parameter . Show that E(X) = directly from the definition of expected v...

Probability and Statistics for Engineering and the Sciences

29. State and prove Theorem for an additive group.
Theorem : Generalized Associative Law
Let be a positive in...

Elements Of Modern Algebra

NOTE For the following problems, assume that all the given angles are in simplest form, so that if A is in QIV ...

Trigonometry (MindTap Course List)

Converting to Polar CoordinatesIn Exercises 1726, evaluate the iterated integral by converting to polar coordin...

Calculus: Early Transcendental Functions (MindTap Course List)

Some of the highest tides in the world occur in the Bay of Fundy on the Atlantic Coast of Canada. At Hopewell C...

Single Variable Calculus: Early Transcendentals

Finding an Equation of a Tangent Line In Exercises 81 and 82, find an equation of the tangent line to the graph...

Calculus of a Single Variable

The graph of y = f(3x) is obtained from the graph of y = f(x) by:
stretching vertically by a factor of 3.
compr...

Study Guide for Stewart's Single Variable Calculus: Early Transcendentals, 8th

Draw and describe the locus of points in the plane that are equidistant from the sides of ABC. ________________...

Elementary Geometry for College Students

The area of a region D enclosed by a curve C, such as that pictured in question 1, may be evaluated using the l...

Study Guide for Stewart's Multivariable Calculus, 8th

MATH EXAM SCORES The scores of 25 students in a mathematics examination are as follows: 90 85 74 92 68 94 66 87...

Finite Mathematics for the Managerial, Life, and Social Sciences

Finding an Antiderivative In Exercise 35 and 36, find r(t) that satisfies the initial condition(s). r(t)=secti+...

Multivariable Calculus

Solve each inequality; graph the solution set and write the answer in interval notation. 14x+23xx12+12(x+1)

College Algebra (MindTap Course List)

The article Creep and Fatigue Characteristics of Ferrocement Slabs (Journal of Ferrocement [1984]: 309322) repo...

Introduction To Statistics And Data Analysis

Refer to the Johnson Filtration problem introduced in this section. Suppose that in addition to information on ...

STATISTICS F/BUSINESS+ECONOMICS-TEXT

A researcher claims that intelligence can be measured by measuring the length of a persons right-hand ring fing...

Research Methods for the Behavioral Sciences (MindTap Course List)

The National Association of Home Builders provided data on the cost of the most popular home remodeling project...

Statistics for Business & Economics, Revised (MindTap Course List)

Define, compare, and contrast the experimental, nonexperimental, and quasi-experimental research strategies, an...

Research Methods for the Behavioral Sciences (MindTap Course List)

Using the Product Rule In Exercises 5-10. use the Product Rule to find the derivative of the function. g(x)=(2x...

Calculus (MindTap Course List)

Express 4.25 cubic inches as cubic millimeters. Round the answer to the same number of significant digits as in...

Mathematics For Machine Technology

Annual Returns for Panama Railroad Company Stock. The Panama Railroad Company was established in 1850 to constr...

Essentials Of Statistics For Business & Economics

A square matrix A is said to be a diagonal matrix if all its entries off the main diagonal are zeroâ€”that is, ai...

A First Course in Differential Equations with Modeling Applications (MindTap Course List)

Alexanders Formula One interesting problem in the study of dinosaurs is to determine from their tracks how fast...

Functions and Change: A Modeling Approach to College Algebra (MindTap Course List)

Evaery positive number has a positive square root. All positive number_______. For every positive number e, the...

Discrete Mathematics With Applications

Consider a completely randomized design involving three treatments: A, B, and C. Write a multiple regression eq...

Modern Business Statistics with Microsoft Office Excel (with XLSTAT Education Edition Printed Access Card) (MindTap Course List)

In Exercises 18-25, construct a truth table for the compound statement. pq

Mathematics: A Practical Odyssey

The systolic blood pressure (given In millimeters) of males has an approximately normal distribution with mean ...

Introductory Statistics

Suppose that 04f(x)dx=5 and 02f(x)dx=3 , and 04g(x)dx=1 and 02g(x)dx=2 . In the following exercises, compute th...

Calculus Volume 2

5. Try to figure out the formula for the y-values.

Calculus Volume 1