3m+7-6m-10=21

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Solution for 3m+7-6m-10=21 equation:


Simplifying
3m + 7 + -6m + -10 = 21

Reorder the terms:
7 + -10 + 3m + -6m = 21

Combine like terms: 7 + -10 = -3
-3 + 3m + -6m = 21

Combine like terms: 3m + -6m = -3m
-3 + -3m = 21

Solving
-3 + -3m = 21

Solving for variable 'm'.

Move all terms containing m to the left, all other terms to the right.

Add '3' to each side of the equation.
-3 + 3 + -3m = 21 + 3

Combine like terms: -3 + 3 = 0
0 + -3m = 21 + 3
-3m = 21 + 3

Combine like terms: 21 + 3 = 24
-3m = 24

Divide each side by '-3'.
m = -8

Simplifying
m = -8

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