15+m=2m-3

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Solution for 15+m=2m-3 equation:


Simplifying
15 + m = 2m + -3

Reorder the terms:
15 + m = -3 + 2m

Solving
15 + m = -3 + 2m

Solving for variable 'm'.

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

Add '-2m' to each side of the equation.
15 + m + -2m = -3 + 2m + -2m

Combine like terms: m + -2m = -1m
15 + -1m = -3 + 2m + -2m

Combine like terms: 2m + -2m = 0
15 + -1m = -3 + 0
15 + -1m = -3

Add '-15' to each side of the equation.
15 + -15 + -1m = -3 + -15

Combine like terms: 15 + -15 = 0
0 + -1m = -3 + -15
-1m = -3 + -15

Combine like terms: -3 + -15 = -18
-1m = -18

Divide each side by '-1'.
m = 18

Simplifying
m = 18

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