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OpenStudy (anonymous):
If 2x + y = 15 and x + 2y = -3, then 2x + 2y = A) 8 B) 12 C) 18 D) 24 E) 36
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OpenStudy (eric_d):
Hello
OpenStudy (eric_d):
2x + y = 15 and x + 2y = -3, Solve this simultaneously first to find value of x and y then plug in those values into 2x + 2y =
OpenStudy (eric_d):
|dw:1406561672536:dw|
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