habruno2005 habruno2005

10-01-2021
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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Аноним Аноним

10-01-2021

Answer:

[tex]Q+S-T = (7m + 3n) + (n + 5) - ( - m - 3n + 8) \\ = (7 + 1)m + (3 + 1 + 3)n + (5 - 8) \\ = 8m + 7n - 3[/tex]

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