SOLUTION: Solve the system by substitution. x + 3y = –4 2x + 2y = –8

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Question 773479: Solve the system by substitution.
x + 3y = –4
2x + 2y = –8
Answer by ramkikk66(644)   (Show Source): You can put this solution on YOUR website!
x + 3y = –4
2x + 2y = –8
From the 1st eqn, x = -4 -3*y
Substituting for x in the second equation





Solution is  and

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