-7m-20-4(m-3)=3m-(8m-6)-9m+1

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Solution for -7m-20-4(m-3)=3m-(8m-6)-9m+1 equation:


Simplifying
-7m + -20 + -4(m + -3) = 3m + -1(8m + -6) + -9m + 1

Reorder the terms:
-7m + -20 + -4(-3 + m) = 3m + -1(8m + -6) + -9m + 1
-7m + -20 + (-3 * -4 + m * -4) = 3m + -1(8m + -6) + -9m + 1
-7m + -20 + (12 + -4m) = 3m + -1(8m + -6) + -9m + 1

Reorder the terms:
-20 + 12 + -7m + -4m = 3m + -1(8m + -6) + -9m + 1

Combine like terms: -20 + 12 = -8
-8 + -7m + -4m = 3m + -1(8m + -6) + -9m + 1

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

Reorder the terms:
-8 + -11m = 3m + -1(-6 + 8m) + -9m + 1
-8 + -11m = 3m + (-6 * -1 + 8m * -1) + -9m + 1
-8 + -11m = 3m + (6 + -8m) + -9m + 1

Reorder the terms:
-8 + -11m = 6 + 1 + 3m + -8m + -9m

Combine like terms: 6 + 1 = 7
-8 + -11m = 7 + 3m + -8m + -9m

Combine like terms: 3m + -8m = -5m
-8 + -11m = 7 + -5m + -9m

Combine like terms: -5m + -9m = -14m
-8 + -11m = 7 + -14m

Solving
-8 + -11m = 7 + -14m

Solving for variable 'm'.

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

Add '14m' to each side of the equation.
-8 + -11m + 14m = 7 + -14m + 14m

Combine like terms: -11m + 14m = 3m
-8 + 3m = 7 + -14m + 14m

Combine like terms: -14m + 14m = 0
-8 + 3m = 7 + 0
-8 + 3m = 7

Add '8' to each side of the equation.
-8 + 8 + 3m = 7 + 8

Combine like terms: -8 + 8 = 0
0 + 3m = 7 + 8
3m = 7 + 8

Combine like terms: 7 + 8 = 15
3m = 15

Divide each side by '3'.
m = 5

Simplifying
m = 5

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