Suppose A and B represent linear expressions.If A + B = 2x -2 and A - B = 4x- 8, find A and B.

asked May 22, 2016 6.8k views

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$A+B=2x-2\\ \underline{A-B=4x-8}\\ 2A=6x-10\\ A=3x-5\\\\ 3x-5+B=2x-2\\ B=-x+3$

Mbajur answered May 27, 2016

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