Asked by Rick

Solve by the substitution method.
3x+8y=57
x=67-8y
Answered by drwls
3(67 - 8y) +8y = 57
201 - 24y + 8y = 57
144 = 16 y

You finish it. Divide both sides of the equation by 16.
Answered by Anonymous
Solve by the substitution
8x+3y=-18
-4x+y=14
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