-3m+15-5(m-1)=7m-(8m-7)-2m+3

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Solution for -3m+15-5(m-1)=7m-(8m-7)-2m+3 equation:


Simplifying
-3m + 15 + -5(m + -1) = 7m + -1(8m + -7) + -2m + 3

Reorder the terms:
-3m + 15 + -5(-1 + m) = 7m + -1(8m + -7) + -2m + 3
-3m + 15 + (-1 * -5 + m * -5) = 7m + -1(8m + -7) + -2m + 3
-3m + 15 + (5 + -5m) = 7m + -1(8m + -7) + -2m + 3

Reorder the terms:
15 + 5 + -3m + -5m = 7m + -1(8m + -7) + -2m + 3

Combine like terms: 15 + 5 = 20
20 + -3m + -5m = 7m + -1(8m + -7) + -2m + 3

Combine like terms: -3m + -5m = -8m
20 + -8m = 7m + -1(8m + -7) + -2m + 3

Reorder the terms:
20 + -8m = 7m + -1(-7 + 8m) + -2m + 3
20 + -8m = 7m + (-7 * -1 + 8m * -1) + -2m + 3
20 + -8m = 7m + (7 + -8m) + -2m + 3

Reorder the terms:
20 + -8m = 7 + 3 + 7m + -8m + -2m

Combine like terms: 7 + 3 = 10
20 + -8m = 10 + 7m + -8m + -2m

Combine like terms: 7m + -8m = -1m
20 + -8m = 10 + -1m + -2m

Combine like terms: -1m + -2m = -3m
20 + -8m = 10 + -3m

Solving
20 + -8m = 10 + -3m

Solving for variable 'm'.

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

Add '3m' to each side of the equation.
20 + -8m + 3m = 10 + -3m + 3m

Combine like terms: -8m + 3m = -5m
20 + -5m = 10 + -3m + 3m

Combine like terms: -3m + 3m = 0
20 + -5m = 10 + 0
20 + -5m = 10

Add '-20' to each side of the equation.
20 + -20 + -5m = 10 + -20

Combine like terms: 20 + -20 = 0
0 + -5m = 10 + -20
-5m = 10 + -20

Combine like terms: 10 + -20 = -10
-5m = -10

Divide each side by '-5'.
m = 2

Simplifying
m = 2

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