Simplify −7m+9m+8m

Question

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Answer 1

To simplify the expression $-7m+9m+8m$, you can combine the like terms (the coefficients of $m$):

$$-7+9+8$$

Calculating this step by step:

1. $-7+9=2$
2. $2+8=10$

So, $-7m+9m+8m=10m$.

The simplified expression is:

$$10m$$