-2m+42-9(m-1)=4m-(6m-8)-3m+7

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Solution for -2m+42-9(m-1)=4m-(6m-8)-3m+7 equation:


Simplifying
-2m + 42 + -9(m + -1) = 4m + -1(6m + -8) + -3m + 7

Reorder the terms:
-2m + 42 + -9(-1 + m) = 4m + -1(6m + -8) + -3m + 7
-2m + 42 + (-1 * -9 + m * -9) = 4m + -1(6m + -8) + -3m + 7
-2m + 42 + (9 + -9m) = 4m + -1(6m + -8) + -3m + 7

Reorder the terms:
42 + 9 + -2m + -9m = 4m + -1(6m + -8) + -3m + 7

Combine like terms: 42 + 9 = 51
51 + -2m + -9m = 4m + -1(6m + -8) + -3m + 7

Combine like terms: -2m + -9m = -11m
51 + -11m = 4m + -1(6m + -8) + -3m + 7

Reorder the terms:
51 + -11m = 4m + -1(-8 + 6m) + -3m + 7
51 + -11m = 4m + (-8 * -1 + 6m * -1) + -3m + 7
51 + -11m = 4m + (8 + -6m) + -3m + 7

Reorder the terms:
51 + -11m = 8 + 7 + 4m + -6m + -3m

Combine like terms: 8 + 7 = 15
51 + -11m = 15 + 4m + -6m + -3m

Combine like terms: 4m + -6m = -2m
51 + -11m = 15 + -2m + -3m

Combine like terms: -2m + -3m = -5m
51 + -11m = 15 + -5m

Solving
51 + -11m = 15 + -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.
51 + -11m + 5m = 15 + -5m + 5m

Combine like terms: -11m + 5m = -6m
51 + -6m = 15 + -5m + 5m

Combine like terms: -5m + 5m = 0
51 + -6m = 15 + 0
51 + -6m = 15

Add '-51' to each side of the equation.
51 + -51 + -6m = 15 + -51

Combine like terms: 51 + -51 = 0
0 + -6m = 15 + -51
-6m = 15 + -51

Combine like terms: 15 + -51 = -36
-6m = -36

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

Simplifying
m = 6

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