2x – y + 4z = 19 -­x + 3y – 2z = -­7 4x + 2y + 3z = 37 solve using elimination

Q: 15) (3,1); reflect in y = -2 A) (3,-5) B) (3, 4) C) (-1, -3) D) (-7, 1)

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Q: provide

A: Please refer to the image below

Q: Problem 2. Determine if b = --- 665 is a linear combination of a₁ = -----0 1 -3 = 6

A: To find- Determine if b = 665 is a linear combination of a1 = 12-3, a2 = -3-41, a3 = 216.

Q: Let

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Q: Find the midpoint of the line segment whose endpoints are (4,-1) and (6,13)

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Q: 4 { y }^{ 2 } -4y+1

A: We have 4y2-4y+1

Q: Use what you know about Exponential Notation to complete the expression below. 5.2 xx 5.2 times…

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Q: Estimate. Which sign makes the statement true? 3,885 + 7 990

A: NOTE: Refresh your page if you can't see any equations. . the left-hand side is

Q: when i triple my number and add fiv i get twenty six what is my number

A: Let, Number =x Tripling of  Number +5=26 3x+5=26 3x=26-5 3x=21 x=213 x=7

Q: Find the intercepts of the equation.   2x+6y=−24     Question content area bottom Part 1 What are…

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Q: ones

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A: We know:- Simple interest = PRT ⇒P=initial amount ⇒R=Rate of interest⇒T=Time in years

Q: 13. Write the equivalent percent for each fraction on the number line, 0 1 10 3 10 LO 10 7 10 9 1 10…

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Q: What is the summation formula using sigma or the formula of the pattern of this problem.   You are…

A: Solved below.

Q: 2. Let f(x) = x² + x³ - 10x² + 10. Find each of the following. You will need your graphing…

A: Concept: Domain: The domain of the function is the set of the inputs or the argument value for which…

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Q: 3) The length of a rectangular field is 7 m less than 4 times the width. The perimeter is 136 m.…

A: Since multiple questions are asked, I am answering first question

Q: The length of a rectangle is 6 more than its width. The perimeter of the rectangle is 60 feet. If w…

A: Given,  The length of a rectangle is 6 more than its width. The perimeter of the rectangle is 60…

Q: Widget, Inc. LLC has total costs C(x) = 840 + 45x + 0.4x² and total revenues given by R(x) = 104x…

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Q: Use the follow step as a guide to solve the following equation. Write out your work for all steps to…

A: 2x-5=3(4x+5)

Q: SOLVE USING PIECEWISE FUNCTION A computer cafe charges their customer $40 per hour, a $10 discount…

A: Let's solve.

Q: 12 11 10 9 8 7 6 543 L -12-11-10-9-8-7-6-5-4-3-2-1, -T350 67000 -1 -2 -4 -6 -7 -8 -0 y 2 3 4 5 6 7 8…

A: Given query is to find the domain of the graph.

Q: Consider the following relation. R₁ = {(a, b)|2a = b or 2b = a} R₂ = {(a, b)| 4a + b b} R₁ = {(a,b)…

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Q: Write an absolute value inequality for the graph below. Use x for your variable. -10 -9 -8 -7 -6 -5…

A: Topic- inequality We are given number line with value on the line are x≤-3 or x≥3if x≤a or x≥athen…

Q: For the number 601, estimate 5%. 5% of 601 is approximately (Type a whole number.)

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Q: The area of the segment of a unit circle, A is A = ²(0 - sine) where 0 is in radians Dotorming A if…

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Q: Jake and Lana each have their own delivery service. The graph below shows the price a customer pays,…

A: For Jake, Considering two points from the graph, (x1,y1)=(0,3) (x2,y2)=(9,6) We know that, Slope(m)=…

Q: Given: (q is number of items) Demand function: p = 612.5 -0.3q² Supply function: p = 0.2q² Find the…

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Q: Joshua mowed 5 lawns in 4 hours. Fill out a table of equivalent ratios and plot the points on the…

A: Two ratios a:b and c:d are equivalent if ab=cd

Q: Write the exponential expression using radicals. 10−9/2

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Q: What values of the variable cannot possibly be solutions for the given equation, without actually…

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Q: The base of a triangle is 8 inches more than 2 times the height. If the area of the triangle is 45…

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Q: 38. Find the coefficients a, b, c, and d so that the circle shown in the accompanying figure is…

A: We will find the values of a,b,C,d as shown below

Q: fish tank has a volume of 6.6ft^(3) Use the table of conversion facts to find out how many gallons…

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Q: 45. Pedro and Edgar run around a circular track whose circumference is 150 meters. When they run in…

A: Let Speed of Pedro is x m\sec. Speed of Edgar is y m\s. They run in circular track whose…

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Q: 10. Draw a number line like the one in Figure 2.50. Place equally spaced tick marks on your number…

A: The given number that you can plot on number line is 13.

Q: In Exercises 117-124, match the function with its range. Some answers can be repeated. 118. f(x) =…

A: Given function: f(x)=x2+1

Q: Determine whether or not the equation is a linear equation in two variables.   8x2+3y=−1…

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Q: $1,250

A: Please refer to the image below

Q: why do we divide by the numbers for the constraints and why is the inequality less than or equal to…

A: We have to tell why do we divide by the numbers for the constraints and why is the inequality less…

Q: Question 16: 6 2√5 + 5

A: We can use multiplying and dividing method.

Q: Find the equation of the line shown. 65 LT 5 4 2 1 SA -6 -5-4-3-2-1 0 1 -1 -2 -3 -4 LO y 2 3 4 5 6…

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Q: Which of the following is a solution to the inequality below? g-12>-9

A: To find the solution of the inequality.

Q: A. Given the following: A = (2-¹3), B=(2²3).C-(¯7²7¹) Find the value of 3BC-2AB.

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Q: Sophia works on a math worksheet. On the worksheet, she must simplify the following expression.…

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Q: [Core content] One serving of SnackOs is of a cup. Jane wants to eat of a serving of SnackOs. What…

A: This question can be solved by diagrammatic approach of fractions.

Q: Use the graph to determine the x- and y-intercepts. ¹)

A: Given:

Q: 1. Which of the following represents a function? A. 3 5 8 12 16 B. (0,2), (-1,3), (-1,-3), (-2,-5)…

A: From the given table values and ordered pairs, we have to find the function. Function:   A relation…

Q: ave at the end of the indicated time period. You invest $4000 in an account that pays simple…

A: