(8m+12)-(9m-15)=

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Solution for (8m+12)-(9m-15)= equation:


Simplifying
(8m + 12) + -1(9m + -15) = 0

Reorder the terms:
(12 + 8m) + -1(9m + -15) = 0

Remove parenthesis around (12 + 8m)
12 + 8m + -1(9m + -15) = 0

Reorder the terms:
12 + 8m + -1(-15 + 9m) = 0
12 + 8m + (-15 * -1 + 9m * -1) = 0
12 + 8m + (15 + -9m) = 0

Reorder the terms:
12 + 15 + 8m + -9m = 0

Combine like terms: 12 + 15 = 27
27 + 8m + -9m = 0

Combine like terms: 8m + -9m = -1m
27 + -1m = 0

Solving
27 + -1m = 0

Solving for variable 'm'.

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

Add '-27' to each side of the equation.
27 + -27 + -1m = 0 + -27

Combine like terms: 27 + -27 = 0
0 + -1m = 0 + -27
-1m = 0 + -27

Combine like terms: 0 + -27 = -27
-1m = -27

Divide each side by '-1'.
m = 27

Simplifying
m = 27

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