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Mathematics 17 Online
OpenStudy (anonymous):

-2x + 4y =70 x + 5y = 28 A. x = 9, y = -17 B. x = 8, y = 4 C. x = -17, y = 9 D. x = 2, y = 18.5

OpenStudy (anonymous):

I need to get this done in 10 minutes >.>

OpenStudy (anonymous):

isolate x in the second equation

OpenStudy (anonymous):

how would you move 5y to the other side of the equation?

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