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Given: Q = 7m + 3n, R = 11 - 2m, S = n + 5, and T = -m - 3n + 8. Simplify R - [S + T]. m - 2n - 2 -m + 2n - 2 3m - 4n + 14 -3m - 4n + 14
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heyy:) so first what you would do is plug in what u have by substituting the correct values for each letter right? So to simply that u would first put everything together so for R - [S + T] it would be (11) - [(n + 5) + (-m - 3n + 8)]
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