sbr4yandColee sbr4yandColee

25-01-2016
Mathematics

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

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Panoyin Panoyin

25-01-2016

R = -2m + 11
S = n + 5
T = -m - 3n + 8

R - S + T
(-2m + 11) - (n + 5) + (-m - 3n + 8)
(-2m - m) + (n - 3n) + (11 - 5 + 8)
-3m - 2n + 14

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