High School Math 2015 Common Core Algebra 1 Student Edition Grade 8/9
High School Math 2015 Common Core Algebra 1 Student Edition Grade 8/9
15th Edition
ISBN: 9780133281149
Author: Prentice Hall
Publisher: Prentice Hall
bartleby

Videos

Question
Book Icon
Chapter 6.2, Problem 7LC
To determine

To name: The equation which will be first chosen to solve for a variable in the first step of substitution method for the given system of linear equations and explain the choice.

Expert Solution & Answer
Check Mark

Answer to Problem 7LC

  −2x+y=−1

Explanation of Solution

Given information:

The equations −2x+y=−1 and 4x+2y=12

The equation −2x+y=−1 will be chosen first to solve for a variable y . This is because among the given two equations this one will take less number of simplification steps to obtain y in terms of xas the coefficient of y is 1.

Previous
Chapter 6.2, Problem 6LC
Next
Chapter 6.2, Problem 8LC

Chapter 6 Solutions

High School Math 2015 Common Core Algebra 1 Student Edition Grade 8/9

Ch. 6.1 - Prob. 1PCh. 6.1 - Prob. 2PCh. 6.1 - Prob. 3PCh. 6.1 - Prob. 1LCCh. 6.1 - Prob. 2LCCh. 6.1 - Prob. 3LCCh. 6.1 - Prob. 4LCCh. 6.1 - Prob. 5LCCh. 6.1 - Prob. 6LCCh. 6.1 - Prob. 7LC
Ch. 6.1 - Prob. 8LCCh. 6.1 - Prob. 9LCCh. 6.1 - Prob. 10PPECh. 6.1 - Prob. 11PPECh. 6.1 - Prob. 12PPECh. 6.1 - Prob. 13PPECh. 6.1 - Prob. 14PPECh. 6.1 - Prob. 15PPECh. 6.1 - Prob. 16PPECh. 6.1 - Prob. 17PPECh. 6.1 - Prob. 18PPECh. 6.1 - Prob. 19PPECh. 6.1 - Prob. 20PPECh. 6.1 - Prob. 21PPECh. 6.1 - Prob. 22PPECh. 6.1 - Prob. 23PPECh. 6.1 - Prob. 24PPECh. 6.1 - Prob. 25PPECh. 6.1 - Prob. 26PPECh. 6.1 - Prob. 27PPECh. 6.1 - Prob. 28PPECh. 6.1 - Prob. 29PPECh. 6.1 - Prob. 30PPECh. 6.1 - Prob. 31PPECh. 6.1 - Prob. 32PPECh. 6.1 - Prob. 33PPECh. 6.1 - Prob. 34PPECh. 6.1 - Prob. 35PPECh. 6.1 - Prob. 36PPECh. 6.1 - Prob. 37PPECh. 6.1 - Prob. 38PPECh. 6.1 - Prob. 39PPECh. 6.1 - Prob. 40PPECh. 6.1 - Prob. 41PPECh. 6.1 - Prob. 42PPECh. 6.1 - Prob. 43STPCh. 6.1 - Prob. 44STPCh. 6.1 - Prob. 45STPCh. 6.1 - Prob. 46MRCh. 6.1 - Prob. 47MRCh. 6.1 - Prob. 48MRCh. 6.1 - Prob. 49MRCh. 6.1 - Prob. 50MRCh. 6.1 - Prob. 51MRCh. 6.1 - Prob. 52MRCh. 6.1 - Prob. 53MRCh. 6.1 - Prob. 54MRCh. 6.1 - Prob. 55MRCh. 6.1 - Prob. 56MRCh. 6.1 - Prob. 57MRCh. 6.1 - Prob. 5CBCh. 6.1 - Prob. 6CBCh. 6.1 - Prob. 7CBCh. 6.1 - Prob. 8CBCh. 6.2 - Prob. 1CBCh. 6.2 - Prob. 2CBCh. 6.2 - Prob. 3CBCh. 6.2 - Prob. 1PCh. 6.2 - Prob. 2PCh. 6.2 - Prob. 3PCh. 6.2 - Prob. 4PCh. 6.2 - Prob. 1LCCh. 6.2 - Prob. 2LCCh. 6.2 - Prob. 3LCCh. 6.2 - Prob. 4LCCh. 6.2 - Prob. 5LCCh. 6.2 - Prob. 6LCCh. 6.2 - Prob. 7LCCh. 6.2 - Prob. 8LCCh. 6.2 - Prob. 9LCCh. 6.2 - Prob. 10LCCh. 6.2 - Prob. 11PPECh. 6.2 - Prob. 12PPECh. 6.2 - Prob. 13PPECh. 6.2 - Prob. 14PPECh. 6.2 - Prob. 15PPECh. 6.2 - Prob. 16PPECh. 6.2 - Prob. 17PPECh. 6.2 - Prob. 18PPECh. 6.2 - Prob. 19PPECh. 6.2 - Prob. 20PPECh. 6.2 - Prob. 21PPECh. 6.2 - Prob. 22PPECh. 6.2 - Prob. 23PPECh. 6.2 - Prob. 24PPECh. 6.2 - Prob. 25PPECh. 6.2 - Prob. 26PPECh. 6.2 - Prob. 27PPECh. 6.2 - Prob. 28PPECh. 6.2 - Prob. 29PPECh. 6.2 - Prob. 30PPECh. 6.2 - Prob. 31PPECh. 6.2 - Prob. 32PPECh. 6.2 - Prob. 33PPECh. 6.2 - Prob. 34PPECh. 6.2 - Prob. 35PPECh. 6.2 - Prob. 36PPECh. 6.2 - Prob. 37PPECh. 6.2 - Prob. 38PPECh. 6.2 - Prob. 39PPECh. 6.2 - Prob. 40PPECh. 6.2 - Prob. 41PPECh. 6.2 - Prob. 42PPECh. 6.2 - Prob. 43PPECh. 6.2 - Prob. 1MPCh. 6.3 - Prob. 1PCh. 6.3 - Prob. 2PCh. 6.3 - Prob. 3PCh. 6.3 - Prob. 4PCh. 6.3 - Prob. 5PCh. 6.3 - Prob. 1LCCh. 6.3 - Prob. 2LCCh. 6.3 - Prob. 3LCCh. 6.3 - Prob. 4LCCh. 6.3 - Prob. 5LCCh. 6.3 - Prob. 6LCCh. 6.3 - Prob. 7PPECh. 6.3 - Prob. 8PPECh. 6.3 - Prob. 9PPECh. 6.3 - Prob. 10PPECh. 6.3 - Prob. 11PPECh. 6.3 - Prob. 12PPECh. 6.3 - Prob. 13PPECh. 6.3 - Prob. 14PPECh. 6.3 - Prob. 15PPECh. 6.3 - Prob. 16PPECh. 6.3 - Prob. 17PPECh. 6.3 - Prob. 18PPECh. 6.3 - Prob. 19PPECh. 6.3 - Prob. 20PPECh. 6.3 - Prob. 21PPECh. 6.3 - Prob. 22PPECh. 6.3 - Prob. 23PPECh. 6.3 - Prob. 24PPECh. 6.3 - Prob. 25PPECh. 6.3 - Prob. 26PPECh. 6.3 - Prob. 27PPECh. 6.3 - Prob. 28PPECh. 6.3 - Prob. 29PPECh. 6.3 - Prob. 30PPECh. 6.3 - Prob. 31PPECh. 6.3 - Prob. 32PPECh. 6.3 - Prob. 33PPECh. 6.3 - Prob. 34PPECh. 6.3 - Prob. 35PPECh. 6.3 - Prob. 36PPECh. 6.3 - Prob. 37PPECh. 6.3 - Prob. 38PPECh. 6.3 - Prob. 39PPECh. 6.3 - Prob. 40PPECh. 6.3 - Prob. 41PPECh. 6.3 - Prob. 42PPECh. 6.3 - Prob. 43PPECh. 6.3 - Prob. 44PPECh. 6.3 - Prob. 45STPCh. 6.3 - Prob. 46STPCh. 6.3 - Prob. 47STPCh. 6.3 - Prob. 48STPCh. 6.3 - Prob. 49STPCh. 6.3 - Prob. 50MRCh. 6.3 - Prob. 51MRCh. 6.3 - Prob. 52MRCh. 6.3 - Prob. 53MRCh. 6.3 - Prob. 54MRCh. 6.3 - Prob. 55MRCh. 6.3 - Prob. 56MRCh. 6.3 - Prob. 1CBCh. 6.3 - Prob. 2CBCh. 6.3 - Prob. 3CBCh. 6.3 - Prob. 4CBCh. 6.3 - Prob. 5CBCh. 6.3 - Prob. 6CBCh. 6.3 - Prob. 7CBCh. 6.4 - Prob. 1PCh. 6.4 - Prob. 2PCh. 6.4 - Prob. 3PCh. 6.4 - Prob. 1LCCh. 6.4 - Prob. 2LCCh. 6.4 - Prob. 3LCCh. 6.4 - Prob. 4LCCh. 6.4 - Prob. 5LCCh. 6.4 - Prob. 6LCCh. 6.4 - Prob. 7PPECh. 6.4 - Prob. 8PPECh. 6.4 - Prob. 9PPECh. 6.4 - Prob. 10PPECh. 6.4 - Prob. 11PPECh. 6.4 - Prob. 12PPECh. 6.4 - Prob. 13PPECh. 6.4 - Prob. 14PPECh. 6.4 - Prob. 15PPECh. 6.4 - Prob. 16PPECh. 6.4 - Prob. 17PPECh. 6.4 - Prob. 18PPECh. 6.4 - Prob. 19PPECh. 6.4 - Prob. 20PPECh. 6.4 - Prob. 21PPECh. 6.4 - Prob. 22PPECh. 6.4 - Prob. 23PPECh. 6.4 - Prob. 24PPECh. 6.4 - Prob. 25PPECh. 6.4 - Prob. 26PPECh. 6.4 - Prob. 27PPECh. 6.4 - Prob. 28PPECh. 6.4 - Prob. 29STPCh. 6.4 - Prob. 30STPCh. 6.4 - Prob. 31STPCh. 6.4 - Prob. 32MRCh. 6.4 - Prob. 33MRCh. 6.4 - Prob. 34MRCh. 6.4 - Prob. 35MRCh. 6.4 - Prob. 36MRCh. 6.4 - Prob. 37MRCh. 6.4 - Prob. 1MCQCh. 6.4 - Prob. 2MCQCh. 6.4 - Prob. 3MCQCh. 6.4 - Prob. 4MCQCh. 6.4 - Prob. 5MCQCh. 6.4 - Prob. 6MCQCh. 6.4 - Prob. 7MCQCh. 6.4 - Prob. 8MCQCh. 6.4 - Prob. 9MCQCh. 6.4 - Prob. 10MCQCh. 6.4 - Prob. 11MCQCh. 6.4 - Prob. 12MCQCh. 6.4 - Prob. 13MCQCh. 6.4 - Prob. 14MCQCh. 6.4 - Prob. 15MCQCh. 6.4 - Prob. 16MCQCh. 6.4 - Prob. 17MCQCh. 6.4 - Prob. 18MCQCh. 6.4 - Prob. 19MCQCh. 6.4 - Prob. 20MCQCh. 6.4 - Prob. 21MCQCh. 6.5 - Prob. 1PCh. 6.5 - Prob. 2PCh. 6.5 - Prob. 3PCh. 6.5 - Prob. 4PCh. 6.5 - Prob. 5PCh. 6.5 - Prob. 1LCCh. 6.5 - Prob. 2LCCh. 6.5 - Prob. 3LCCh. 6.5 - Prob. 4LCCh. 6.5 - Prob. 5LCCh. 6.5 - Prob. 6LCCh. 6.5 - Prob. 7LCCh. 6.5 - Prob. 8PPECh. 6.5 - Prob. 9PPECh. 6.5 - Prob. 10PPECh. 6.5 - Prob. 11PPECh. 6.5 - Prob. 12PPECh. 6.5 - Prob. 13PPECh. 6.5 - Prob. 14PPECh. 6.5 - Prob. 15PPECh. 6.5 - Prob. 16PPECh. 6.5 - Prob. 17PPECh. 6.5 - Prob. 18PPECh. 6.5 - Prob. 19PPECh. 6.5 - Prob. 20PPECh. 6.5 - Prob. 21PPECh. 6.5 - Prob. 22PPECh. 6.5 - Prob. 23PPECh. 6.5 - Prob. 24PPECh. 6.5 - Prob. 25PPECh. 6.5 - Prob. 26PPECh. 6.5 - Prob. 27PPECh. 6.5 - Prob. 28PPECh. 6.5 - Prob. 29PPECh. 6.5 - Prob. 30PPECh. 6.5 - Prob. 31PPECh. 6.5 - Prob. 32PPECh. 6.5 - Prob. 33PPECh. 6.5 - Prob. 34PPECh. 6.5 - Prob. 35PPECh. 6.5 - Prob. 36PPECh. 6.5 - Prob. 37PPECh. 6.5 - Prob. 38PPECh. 6.5 - Prob. 39PPECh. 6.5 - Prob. 40PPECh. 6.5 - Prob. 41PPECh. 6.5 - Prob. 42STPCh. 6.5 - Prob. 43STPCh. 6.5 - Prob. 44STPCh. 6.5 - Prob. 45MRCh. 6.5 - Prob. 46MRCh. 6.5 - Prob. 47MRCh. 6.5 - Prob. 48MRCh. 6.5 - Prob. 49MRCh. 6.6 - Prob. 1PCh. 6.6 - Prob. 2PCh. 6.6 - Prob. 3PCh. 6.6 - Prob. 1LCCh. 6.6 - Prob. 2LCCh. 6.6 - Prob. 3LCCh. 6.6 - Prob. 4LCCh. 6.6 - Prob. 5LCCh. 6.6 - Prob. 6LCCh. 6.6 - Prob. 7PPECh. 6.6 - Prob. 8PPECh. 6.6 - Prob. 9PPECh. 6.6 - Prob. 10PPECh. 6.6 - Prob. 11PPECh. 6.6 - Prob. 12PPECh. 6.6 - Prob. 13PPECh. 6.6 - Prob. 14PPECh. 6.6 - Prob. 15PPECh. 6.6 - Prob. 16PPECh. 6.6 - Prob. 17PPECh. 6.6 - Prob. 18PPECh. 6.6 - Prob. 19PPECh. 6.6 - Prob. 20PPECh. 6.6 - Prob. 21PPECh. 6.6 - Prob. 22PPECh. 6.6 - Prob. 23PPECh. 6.6 - Prob. 24PPECh. 6.6 - Prob. 25PPECh. 6.6 - Prob. 26PPECh. 6.6 - Prob. 27PPECh. 6.6 - Prob. 28PPECh. 6.6 - Prob. 29PPECh. 6.6 - Prob. 30PPECh. 6.6 - Prob. 31PPECh. 6.6 - Prob. 32PPECh. 6.6 - Prob. 33PPECh. 6.6 - Prob. 34PPECh. 6.6 - Prob. 35PPECh. 6.6 - Prob. 36PPECh. 6.6 - Prob. 37PPECh. 6.6 - Prob. 38PPECh. 6.6 - Prob. 1MPCh. 6.6 - Prob. 7CBCh. 6.6 - Prob. 8CBCh. 6.6 - Prob. 9CBCh. 6.6 - Prob. 10CBCh. 6.6 - Prob. 11CBCh. 6.6 - Prob. 12CBCh. 6.6 - Prob. 13CBCh. 6.6 - Prob. 14CBCh. 6 - Prob. 1GRCh. 6 - Prob. 2GRCh. 6 - Prob. 3GRCh. 6 - Prob. 4GRCh. 6 - Prob. 5GRCh. 6 - Prob. 6GRCh. 6 - Prob. 7GRCh. 6 - Prob. 8GRCh. 6 - Prob. 9GRCh. 6 - Prob. 10GRCh. 6 - Prob. 11GRCh. 6 - Prob. 12GRCh. 6 - Prob. 13GRCh. 6 - Prob. 14GRCh. 6 - Prob. 15GRCh. 6 - Prob. 16GRCh. 6 - Prob. 17GRCh. 6 - Prob. 18GRCh. 6 - Prob. 1CRCh. 6 - Prob. 2CRCh. 6 - Prob. 3CRCh. 6 - Prob. 4CRCh. 6 - Prob. 5CRCh. 6 - Prob. 6CRCh. 6 - Prob. 7CRCh. 6 - Prob. 8CRCh. 6 - Prob. 9CRCh. 6 - Prob. 10CRCh. 6 - Prob. 11CRCh. 6 - Prob. 12CRCh. 6 - Prob. 13CRCh. 6 - Prob. 14CRCh. 6 - Prob. 15CRCh. 6 - Prob. 16CRCh. 6 - Prob. 17CRCh. 6 - Prob. 18CRCh. 6 - Prob. 19CRCh. 6 - Prob. 20CRCh. 6 - Prob. 21CRCh. 6 - Prob. 22CRCh. 6 - Prob. 23CRCh. 6 - Prob. 24CRCh. 6 - Prob. 25CRCh. 6 - Prob. 26CRCh. 6 - Prob. 27CRCh. 6 - Prob. 28CRCh. 6 - Prob. 29CRCh. 6 - Prob. 30CRCh. 6 - Prob. 31CRCh. 6 - Prob. 32CRCh. 6 - Prob. 1CTCh. 6 - Prob. 2CTCh. 6 - Prob. 3CTCh. 6 - Prob. 4CTCh. 6 - Prob. 5CTCh. 6 - Prob. 6CTCh. 6 - Prob. 7CTCh. 6 - Prob. 8CTCh. 6 - Prob. 9CTCh. 6 - Prob. 10CTCh. 6 - Prob. 11CTCh. 6 - Prob. 12CTCh. 6 - Prob. 13CTCh. 6 - Prob. 14CTCh. 6 - Prob. 15CTCh. 6 - Prob. 16CTCh. 6 - Prob. 17CTCh. 6 - Prob. 18CTCh. 6 - Prob. 19CTCh. 6 - Prob. 20CTCh. 6 - Prob. 21CTCh. 6 - Prob. 1CCSRCh. 6 - Prob. 2CCSRCh. 6 - Prob. 3CCSRCh. 6 - Prob. 4CCSRCh. 6 - Prob. 5CCSRCh. 6 - Prob. 6CCSRCh. 6 - Prob. 7CCSRCh. 6 - Prob. 8CCSRCh. 6 - Prob. 9CCSRCh. 6 - Prob. 10CCSRCh. 6 - Prob. 11CCSRCh. 6 - Prob. 12CCSRCh. 6 - Prob. 13CCSRCh. 6 - Prob. 14CCSRCh. 6 - Prob. 15CCSRCh. 6 - Prob. 16CCSRCh. 6 - Prob. 17CCSRCh. 6 - Prob. 18CCSRCh. 6 - Prob. 19CCSRCh. 6 - Prob. 20CCSRCh. 6 - Prob. 21CCSRCh. 6 - Prob. 22CCSRCh. 6 - Prob. 23CCSRCh. 6 - Prob. 24CCSRCh. 6 - Prob. 25CCSRCh. 6 - Prob. 26CCSRCh. 6 - Prob. 27CCSRCh. 6 - Prob. 28CCSR

Additional Math Textbook Solutions

Find more solutions based on key concepts
A faucet can fill a sink in 5 minutes. It takes twice as long for the drain to empty the sink. How long will it...

Intermediate Algebra for College Students (7th Edition)

NOTE: Write your answers using interval notation when appropriate. CHECKING ANALYTIC SKILLS Fill in each blank ...

A Graphical Approach to College Algebra (6th Edition)

In the following exercises, simplify each expression. 475. (49)(95)

Intermediate Algebra

ALGEBRAIC For the following exercises, simplify the rational expressions. x216x25x + 4

College Algebra

The value of x for the given equation.

Intermediate Algebra (7th Edition)

Solve each formula for the given letter . [2.3] What percent of 60 is 42? [2.4]

Elementary and Intermediate Algebra

Knowledge Booster
Background pattern image
Algebra
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, algebra and related others by exploring similar questions and additional content below.
Recommended textbooks for you
Text book image
Algebra and Trigonometry (6th Edition)
Algebra
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:PEARSON
Text book image
Contemporary Abstract Algebra
Algebra
ISBN:9781305657960
Author:Joseph Gallian
Publisher:Cengage Learning
Text book image
Linear Algebra: A Modern Introduction
Algebra
ISBN:9781285463247
Author:David Poole
Publisher:Cengage Learning
Text book image
Algebra And Trigonometry (11th Edition)
Algebra
ISBN:9780135163078
Author:Michael Sullivan
Publisher:PEARSON
Text book image
Introduction to Linear Algebra, Fifth Edition
Algebra
ISBN:9780980232776
Author:Gilbert Strang
Publisher:Wellesley-Cambridge Press
Text book image
College Algebra (Collegiate Math)
Algebra
ISBN:9780077836344
Author:Julie Miller, Donna Gerken
Publisher:McGraw-Hill Education
SEE MORE TEXTBOOKS
08 - Conic Sections - Hyperbolas, Part 1 (Graphing, Asymptotes, Hyperbola Equation, Focus); Author: Math and Science;https://www.youtube.com/watch?v=Ryj0DcdGPXo;License: Standard YouTube License, CC-BY