15-(4m-5)+9=-13

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Solution for 15-(4m-5)+9=-13 equation: 


Simplifying
15 + -1(4m + -5) + 9 = -13

Reorder the terms:
15 + -1(-5 + 4m) + 9 = -13
15 + (-5 * -1 + 4m * -1) + 9 = -13
15 + (5 + -4m) + 9 = -13

Reorder the terms:
15 + 5 + 9 + -4m = -13

Combine like terms: 15 + 5 = 20
20 + 9 + -4m = -13

Combine like terms: 20 + 9 = 29
29 + -4m = -13

Solving
29 + -4m = -13

Solving for variable 'm'.

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

Add '-29' to each side of the equation.
29 + -29 + -4m = -13 + -29

Combine like terms: 29 + -29 = 0
0 + -4m = -13 + -29
-4m = -13 + -29

Combine like terms: -13 + -29 = -42
-4m = -42

Divide each side by '-4'.
m = 10.5

Simplifying
m = 10.5

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