AnswersAG Q3 Math 8 25-26 JTurnerRewriting Equations to Use Substitution

Rewriting Equations to Use Substitution Answers

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1
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Which solution is correct?

A
7y = 3
B
7y = –9
C
–3y = –9
D
–3y = 3
2
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Substitute the value of y back into one of the original equations to find the value of x. What is the value of x?

A
–3
B
–1
C
0
D
1
3

What is the value of y?

A
–3
B
–1
C
0
D
1
4

What is the solution to the system of equations?5x – 4y = 6–5x + 4y = –10

A
(4, 4)
B
(–2, –5)
C
infinitely many solutions
D
no solution

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