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OpenStudy (anonymous):
a square has side length 4a. one dimension is increased by 6 and the other is decreased by 6. write an algebraic expression to represent the area of the resulting rectangle
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OpenStudy (jdoe0001):
recall that a square has 4 equal sides, so starting off with a side length of 4a, let's say|dw:1397088277796:dw| what do you think is the area of it? recall that the area of a rectangle is Length * Width
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