[9(m+4)-15]-[3(m-3)+2]=

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Solution for [9(m+4)-15]-[3(m-3)+2]= equation:


Simplifying
[9(m + 4) + -15] + -1[3(m + -3) + 2] = 0

Reorder the terms:
[9(4 + m) + -15] + -1[3(m + -3) + 2] = 0
[(4 * 9 + m * 9) + -15] + -1[3(m + -3) + 2] = 0
[(36 + 9m) + -15] + -1[3(m + -3) + 2] = 0

Reorder the terms:
[36 + -15 + 9m] + -1[3(m + -3) + 2] = 0

Combine like terms: 36 + -15 = 21
[21 + 9m] + -1[3(m + -3) + 2] = 0

Remove brackets around [21 + 9m]
21 + 9m + -1[3(m + -3) + 2] = 0

Reorder the terms:
21 + 9m + -1[3(-3 + m) + 2] = 0
21 + 9m + -1[(-3 * 3 + m * 3) + 2] = 0
21 + 9m + -1[(-9 + 3m) + 2] = 0

Reorder the terms:
21 + 9m + -1[-9 + 2 + 3m] = 0

Combine like terms: -9 + 2 = -7
21 + 9m + -1[-7 + 3m] = 0
21 + 9m + [-7 * -1 + 3m * -1] = 0
21 + 9m + [7 + -3m] = 0

Reorder the terms:
21 + 7 + 9m + -3m = 0

Combine like terms: 21 + 7 = 28
28 + 9m + -3m = 0

Combine like terms: 9m + -3m = 6m
28 + 6m = 0

Solving
28 + 6m = 0

Solving for variable 'm'.

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

Add '-28' to each side of the equation.
28 + -28 + 6m = 0 + -28

Combine like terms: 28 + -28 = 0
0 + 6m = 0 + -28
6m = 0 + -28

Combine like terms: 0 + -28 = -28
6m = -28

Divide each side by '6'.
m = -4.666666667

Simplifying
m = -4.666666667

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