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OpenStudy (anonymous):
Solve the equation by completing the square. x2 + 4x = 7
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OpenStudy (lgbasallote):
the first step is to divide the coefficient of x by 2... do you know which one in your equation the coefficient of x is?
OpenStudy (anonymous):
4
OpenStudy (lgbasallote):
right
OpenStudy (anonymous):
x^2+4x+16=9
OpenStudy (anonymous):
im 23 not 9
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OpenStudy (lgbasallote):
well you obviously don't know something here that's why you're asking
OpenStudy (anonymous):
You'll need to take HALF of that coefficient then square it.
OpenStudy (anonymous):
(x+4)^2=7????
OpenStudy (anonymous):
|dw:1350033676456:dw|
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