Question

Use addition to solve the linear system of equations y=2x-5 3x+3=y

Answer 1

(-8, -21)

Explanation:

y=2x-5

3x+3=y

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2x-5=3x+3

2x-3x-5=3

-x-5=3

-x=3+5

-x=8

x=-8

y=2(-8)-5=-16-5=-21

Answer: x=-8, y=-21.