asked 45.6k views
3 votes
Given: Q = 7m + 3n, R = 11 - 2m, S = n + 5, and T = -m - 3n + 8.

Simplify R - S + T.

-3m - 4n + 14
-m + 2n - 2
m - 2n - 2
3m - 4n + 14

asked
User Hacer
by
7.3k points

1 Answer

6 votes

Answer:

The first: -3m - 4n + 14

Explanation:

Q = 7m + 3n,

R = 11 - 2m,

S = n + 5,

T = -m - 3n + 8.

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

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

R - S + T = 14 - 3m - 4n

R - S + T = -3m - 4n + 14

answered
User Ben Hall
by
9.2k points
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