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

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Solution for -6(2m+1)-7(m+2)=2m-m equation:


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

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

Reorder the terms:
-6 + -12m + -7(2 + m) = 2m + -1m
-6 + -12m + (2 * -7 + m * -7) = 2m + -1m
-6 + -12m + (-14 + -7m) = 2m + -1m

Reorder the terms:
-6 + -14 + -12m + -7m = 2m + -1m

Combine like terms: -6 + -14 = -20
-20 + -12m + -7m = 2m + -1m

Combine like terms: -12m + -7m = -19m
-20 + -19m = 2m + -1m

Combine like terms: 2m + -1m = 1m
-20 + -19m = 1m

Solving
-20 + -19m = 1m

Solving for variable 'm'.

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

Add '-1m' to each side of the equation.
-20 + -19m + -1m = 1m + -1m

Combine like terms: -19m + -1m = -20m
-20 + -20m = 1m + -1m

Combine like terms: 1m + -1m = 0
-20 + -20m = 0

Add '20' to each side of the equation.
-20 + 20 + -20m = 0 + 20

Combine like terms: -20 + 20 = 0
0 + -20m = 0 + 20
-20m = 0 + 20

Combine like terms: 0 + 20 = 20
-20m = 20

Divide each side by '-20'.
m = -1

Simplifying
m = -1

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