AnswersCommon Core Algebra I A-ICSolving Systems of Linear Equations: Graphing

Solving Systems of Linear Equations: Graphing Answers

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Solve the system of linear equations by graphing.y = –x – 7x + 2y = 4What is the solution to the system of linear equations?

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A
(–4.5, 4.25)
B
(–1.7, –2.8)
C
(0, –7)
D
(3, 0.5)
2
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Consider this system of linear equations:y = –3x + 5y = mx + bWhich values of m and b will create a system of linear equations with no solution?

A
m = –3 and b = –3
B
m = 5 and b = –3
C
m = 3 and b = 5
D
m = -3 and b = 5
3

Abed says he has written a system of two linear equations that has an infinite number of solutions. One of the equations of the system is y = 3x – 1. Which could be the other equation?

A
y = 3x + 2
B
3x – y = 2
C
3x – y = 1
D
3x + y = 1

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