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OpenStudy (anonymous):
solve each system of equation by using elimination -2x+y=-1 x+2y=3
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OpenStudy (anonymous):
try multiply one of the equations by 2, then some simple arithmetic will do.
OpenStudy (anonymous):
ok i still don't get it
OpenStudy (anonymous):
|dw:1380853138254:dw|that's the x value, do u get it now
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