SOLUTION: Solve the system by the substitution method. Y=6x+10 Y=-4x-20

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Question 830109: Solve the system by the substitution method.
Y=6x+10
Y=-4x-20
Answer by Alan3354(69443) About Me  (Show Source):
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Solve the system by the substitution method.
Y=6x+10
Y=-4x-20
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Since both = y
Solve the system by the substitution method.
6x+10 = -4x-20