3m-4(-5m-2)=-15

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Solution for 3m-4(-5m-2)=-15 equation:


Simplifying
3m + -4(-5m + -2) = -15

Reorder the terms:
3m + -4(-2 + -5m) = -15
3m + (-2 * -4 + -5m * -4) = -15
3m + (8 + 20m) = -15

Reorder the terms:
8 + 3m + 20m = -15

Combine like terms: 3m + 20m = 23m
8 + 23m = -15

Solving
8 + 23m = -15

Solving for variable 'm'.

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

Add '-8' to each side of the equation.
8 + -8 + 23m = -15 + -8

Combine like terms: 8 + -8 = 0
0 + 23m = -15 + -8
23m = -15 + -8

Combine like terms: -15 + -8 = -23
23m = -23

Divide each side by '23'.
m = -1

Simplifying
m = -1

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