-6m+20-7(m-3)=7m-(3m-7)-9m+2

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Solution for -6m+20-7(m-3)=7m-(3m-7)-9m+2 equation:


Simplifying
-6m + 20 + -7(m + -3) = 7m + -1(3m + -7) + -9m + 2

Reorder the terms:
-6m + 20 + -7(-3 + m) = 7m + -1(3m + -7) + -9m + 2
-6m + 20 + (-3 * -7 + m * -7) = 7m + -1(3m + -7) + -9m + 2
-6m + 20 + (21 + -7m) = 7m + -1(3m + -7) + -9m + 2

Reorder the terms:
20 + 21 + -6m + -7m = 7m + -1(3m + -7) + -9m + 2

Combine like terms: 20 + 21 = 41
41 + -6m + -7m = 7m + -1(3m + -7) + -9m + 2

Combine like terms: -6m + -7m = -13m
41 + -13m = 7m + -1(3m + -7) + -9m + 2

Reorder the terms:
41 + -13m = 7m + -1(-7 + 3m) + -9m + 2
41 + -13m = 7m + (-7 * -1 + 3m * -1) + -9m + 2
41 + -13m = 7m + (7 + -3m) + -9m + 2

Reorder the terms:
41 + -13m = 7 + 2 + 7m + -3m + -9m

Combine like terms: 7 + 2 = 9
41 + -13m = 9 + 7m + -3m + -9m

Combine like terms: 7m + -3m = 4m
41 + -13m = 9 + 4m + -9m

Combine like terms: 4m + -9m = -5m
41 + -13m = 9 + -5m

Solving
41 + -13m = 9 + -5m

Solving for variable 'm'.

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

Add '5m' to each side of the equation.
41 + -13m + 5m = 9 + -5m + 5m

Combine like terms: -13m + 5m = -8m
41 + -8m = 9 + -5m + 5m

Combine like terms: -5m + 5m = 0
41 + -8m = 9 + 0
41 + -8m = 9

Add '-41' to each side of the equation.
41 + -41 + -8m = 9 + -41

Combine like terms: 41 + -41 = 0
0 + -8m = 9 + -41
-8m = 9 + -41

Combine like terms: 9 + -41 = -32
-8m = -32

Divide each side by '-8'.
m = 4

Simplifying
m = 4

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