i don't understand how to this
asked Jan 21, 2015 in Algebra 1 Answers by anonymous

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There are three terms in the expression, but only two are alike, the x^2 terms. We have 2 of these plus 5 making 7, so the expression reduces to y+7x^2.
answered Jan 21, 2015 by Rod Top Rated User (581,240 points)

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