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OpenStudy (anonymous):
(x-7)^2=12
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OpenStudy (anonymous):
square it out giving: x^2-14x+49=12 x^2-14x+37=0 Then use the quadratic formula.
OpenStudy (anonymous):
Malevolence is right, but I think an even easier approach, since it's already factored for you, is to take the square root of both sides and then move the 7 over.
OpenStudy (anonymous):
That would work too. Just don't forget the +/- ambiguity.
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