-7(-m+7)-2(-6+2m)=-58

Solution for -7(-m+7)-2(-6+2m)=-58 equation:

Simplifying
-7(-1m + 7) + -2(-6 + 2m) = -58

Reorder the terms:
-7(7 + -1m) + -2(-6 + 2m) = -58
(7 * -7 + -1m * -7) + -2(-6 + 2m) = -58
(-49 + 7m) + -2(-6 + 2m) = -58
-49 + 7m + (-6 * -2 + 2m * -2) = -58
-49 + 7m + (12 + -4m) = -58

Reorder the terms:
-49 + 12 + 7m + -4m = -58

Combine like terms: -49 + 12 = -37
-37 + 7m + -4m = -58

Combine like terms: 7m + -4m = 3m
-37 + 3m = -58

Solving
-37 + 3m = -58

Solving for variable 'm'.

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

Add '37' to each side of the equation.
-37 + 37 + 3m = -58 + 37

Combine like terms: -37 + 37 = 0
0 + 3m = -58 + 37
3m = -58 + 37

Combine like terms: -58 + 37 = -21
3m = -21

Divide each side by '3'.
m = -7

Simplifying
m = -7