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Subtract 15mn - 22m +2n from 14mn - 12m +7n.
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Subtract 15mn - 22m +2n from 14mn - 12m +7n.

Subtract 15mn - 22m +2n from 14mn - 12m +7n.-example-1
User Yves Delerm
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1 Answer

7 votes

Answer:


\large\boxed{-mn+10m+5n}

Explanation:


(14mn - 12m +7n)-(15mn - 22m +2n)\\\\=14mn-12m+7n-15mn-(-22m)-2n\\\\=14mn-12m+7n-15mn+22m-2n\qquad\text{combine like terms}\\\\=(14mn-15mn)+(-12m+22m)+(7n-2n)\\\\=-mn+10m+5n

User Andreas ZUERCHER
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