SOLUTION: Solve the system by addition or substitution. 5x – 5y = 35 y = –7 + x

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Question 28432: Solve the system by addition or substitution.
5x – 5y = 35
y = –7 + x

Answer by LilSkittleMd(119)   (Show Source): You can put this solution on YOUR website!
Solve the system by addition or substitution.
5x – 5y = 35
y = –7 + x
Substitution. Plug the y = equation into the y spot in the first equation.
5x - 5 (-7 + x) = 35
5x + 35 - 5x = 35
35=35
Since this is a true statement, the equations are the same line

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