-6m-(-20m)-9m+2m=7

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Solution for -6m-(-20m)-9m+2m=7 equation: 


Simplifying
-6m + -1(-20m) + -9m + 2m = 7

Remove parenthesis around (-20m)
-6m + -1 * -20m + -9m + 2m = 7

Multiply -1 * -20
-6m + 20m + -9m + 2m = 7

Combine like terms: -6m + 20m = 14m
14m + -9m + 2m = 7

Combine like terms: 14m + -9m = 5m
5m + 2m = 7

Combine like terms: 5m + 2m = 7m
7m = 7

Solving
7m = 7

Solving for variable 'm'.

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

Divide each side by '7'.
m = 1

Simplifying
m = 1

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