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OpenStudy (anonymous):
Solve the system by substitution. {-4.5x-2y=-12.5 {3.25x-y=-0.75 x=1 y=4 My book says otherwise can anyone check this to see if i am right?
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OpenStudy (adilalvi):
yes u r very right.
OpenStudy (rina.r):
its right.
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