-(-m+7)-(5+4m)=m+4m

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Solution for -(-m+7)-(5+4m)=m+4m equation:


Simplifying
-1(-1m + 7) + -1(5 + 4m) = m + 4m

Reorder the terms:
-1(7 + -1m) + -1(5 + 4m) = m + 4m
(7 * -1 + -1m * -1) + -1(5 + 4m) = m + 4m
(-7 + 1m) + -1(5 + 4m) = m + 4m
-7 + 1m + (5 * -1 + 4m * -1) = m + 4m
-7 + 1m + (-5 + -4m) = m + 4m

Reorder the terms:
-7 + -5 + 1m + -4m = m + 4m

Combine like terms: -7 + -5 = -12
-12 + 1m + -4m = m + 4m

Combine like terms: 1m + -4m = -3m
-12 + -3m = m + 4m

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

Solving
-12 + -3m = 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.
-12 + -3m + -5m = 5m + -5m

Combine like terms: -3m + -5m = -8m
-12 + -8m = 5m + -5m

Combine like terms: 5m + -5m = 0
-12 + -8m = 0

Add '12' to each side of the equation.
-12 + 12 + -8m = 0 + 12

Combine like terms: -12 + 12 = 0
0 + -8m = 0 + 12
-8m = 0 + 12

Combine like terms: 0 + 12 = 12
-8m = 12

Divide each side by '-8'.
m = -1.5

Simplifying
m = -1.5

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