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OpenStudy (anonymous):
solve the system of equations by substitution i just did substitution so this should be a little easier. x=-4y x+5y=2 A. (-8,2) B. (8,2) C. (2 over 9, -8 over 9) D. (-12, 8) help me out babes? @surd @Rhystic
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OpenStudy (anonymous):
its c
OpenStudy (rhystic):
plug in x from the first equation into the second one. you get -4y+5y = 2 -> y = 2 which gives x = -4*2 = -8 so you have-8,2 the answer is A.
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