15=-2(2m-1)

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Solution for 15=-2(2m-1) equation:


Simplifying
15 = -2(2m + -1)

Reorder the terms:
15 = -2(-1 + 2m)
15 = (-1 * -2 + 2m * -2)
15 = (2 + -4m)

Solving
15 = 2 + -4m

Solving for variable 'm'.

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

Add '4m' to each side of the equation.
15 + 4m = 2 + -4m + 4m

Combine like terms: -4m + 4m = 0
15 + 4m = 2 + 0
15 + 4m = 2

Add '-15' to each side of the equation.
15 + -15 + 4m = 2 + -15

Combine like terms: 15 + -15 = 0
0 + 4m = 2 + -15
4m = 2 + -15

Combine like terms: 2 + -15 = -13
4m = -13

Divide each side by '4'.
m = -3.25

Simplifying
m = -3.25

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