15=-3(23-m)+3(m-4)

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Solution for 15=-3(23-m)+3(m-4) equation: 


Simplifying
15 = -3(23 + -1m) + 3(m + -4)
15 = (23 * -3 + -1m * -3) + 3(m + -4)
15 = (-69 + 3m) + 3(m + -4)

Reorder the terms:
15 = -69 + 3m + 3(-4 + m)
15 = -69 + 3m + (-4 * 3 + m * 3)
15 = -69 + 3m + (-12 + 3m)

Reorder the terms:
15 = -69 + -12 + 3m + 3m

Combine like terms: -69 + -12 = -81
15 = -81 + 3m + 3m

Combine like terms: 3m + 3m = 6m
15 = -81 + 6m

Solving
15 = -81 + 6m

Solving for variable 'm'.

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

Add '-6m' to each side of the equation.
15 + -6m = -81 + 6m + -6m

Combine like terms: 6m + -6m = 0
15 + -6m = -81 + 0
15 + -6m = -81

Add '-15' to each side of the equation.
15 + -15 + -6m = -81 + -15

Combine like terms: 15 + -15 = 0
0 + -6m = -81 + -15
-6m = -81 + -15

Combine like terms: -81 + -15 = -96
-6m = -96

Divide each side by '-6'.
m = 16

Simplifying
m = 16

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