=7-7-7-7-7-7-7-7-6m+8m-9m

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Solution for =7-7-7-7-7-7-7-7-6m+8m-9m equation: 


Simplifying
0 = 7 + -7 + -7 + -7 + -7 + -7 + -7 + -7 + -6m + 8m + -9m

Combine like terms: 7 + -7 = 0
0 = 0 + -7 + -7 + -7 + -7 + -7 + -7 + -6m + 8m + -9m
0 = -7 + -7 + -7 + -7 + -7 + -7 + -6m + 8m + -9m

Combine like terms: -7 + -7 = -14
0 = -14 + -7 + -7 + -7 + -7 + -6m + 8m + -9m

Combine like terms: -14 + -7 = -21
0 = -21 + -7 + -7 + -7 + -6m + 8m + -9m

Combine like terms: -21 + -7 = -28
0 = -28 + -7 + -7 + -6m + 8m + -9m

Combine like terms: -28 + -7 = -35
0 = -35 + -7 + -6m + 8m + -9m

Combine like terms: -35 + -7 = -42
0 = -42 + -6m + 8m + -9m

Combine like terms: -6m + 8m = 2m
0 = -42 + 2m + -9m

Combine like terms: 2m + -9m = -7m
0 = -42 + -7m

Solving
0 = -42 + -7m

Solving for variable 'm'.

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

Add '7m' to each side of the equation.
0 + 7m = -42 + -7m + 7m
Remove the zero:
7m = -42 + -7m + 7m

Combine like terms: -7m + 7m = 0
7m = -42 + 0
7m = -42

Divide each side by '7'.
m = -6

Simplifying
m = -6

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