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OpenStudy (anonymous):
show that each pair is a solution of the equation 2y+x=5;(-1,3) (7,-1) could someone work this out and explai this to me
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OpenStudy (anonymous):
so you plug in each pair to the equation. 2(3) + -1 = 6-1 = 5, so true. 2(-1) + 7 = -2+7=5. so again true. hope this helps.
OpenStudy (anonymous):
See your last post of this question.. I answer it for you.
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