12-(3m+7)=4+2m-19

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Solution for 12-(3m+7)=4+2m-19 equation:


Simplifying
12 + -1(3m + 7) = 4 + 2m + -19

Reorder the terms:
12 + -1(7 + 3m) = 4 + 2m + -19
12 + (7 * -1 + 3m * -1) = 4 + 2m + -19
12 + (-7 + -3m) = 4 + 2m + -19

Combine like terms: 12 + -7 = 5
5 + -3m = 4 + 2m + -19

Reorder the terms:
5 + -3m = 4 + -19 + 2m

Combine like terms: 4 + -19 = -15
5 + -3m = -15 + 2m

Solving
5 + -3m = -15 + 2m

Solving for variable 'm'.

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

Add '-2m' to each side of the equation.
5 + -3m + -2m = -15 + 2m + -2m

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

Combine like terms: 2m + -2m = 0
5 + -5m = -15 + 0
5 + -5m = -15

Add '-5' to each side of the equation.
5 + -5 + -5m = -15 + -5

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

Combine like terms: -15 + -5 = -20
-5m = -20

Divide each side by '-5'.
m = 4

Simplifying
m = 4

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