bananasmananas bananasmananas

16-02-2015
Mathematics

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Given: Q = 7m + 3n, R = 11 - 2m, S = n + 5, and T = -m - 3n + 8.

Simplify Q + S - T.

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konrad509 konrad509

16-02-2015

[tex]Q+S-T=7m+3n+n+5-(-m-3n+8)\\ Q+S-T=7m+4n+5+m+3n-8\\ Q+S-T=8m+7n-3[/tex]

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