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OpenStudy (anonymous):
x-7y=-4 -x+2y=-1
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OpenStudy (diyadiya):
multiply first equation by -1 so you get -x+7y=4 -x+2y=-1 --------- 5y=5 therfore y=1 -x+2(1)=-1 -x=-1-2 -x=-3 x=3
OpenStudy (anonymous):
its was right..thxs
OpenStudy (diyadiya):
yw :)
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