chru
chru
14-10-2016
Mathematics
contestada
-5x+7y=70 help me please
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juanlopez
juanlopez
14-10-2016
If you're trying to solve for each individual variable, you set the other to zero then perform the operation:
-5*(0)+7y=10 -5x+7*(0)=70
7y=70 Divide by 7 -5x=70 Divide by -5
y=10 x=-14
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