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OpenStudy (anonymous):
Solve the following system of equations for Y: 5x-2y =10 25x^2 +4y^2 =100
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OpenStudy (misty1212):
if \[5x-2y=10\] then \[5x=10+2y\]
OpenStudy (misty1212):
since \(25x^2=(5x)^2\) you can solve \[(10+2y)^2+4y^2=100\]
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