-3=m-2m

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Solution for -3=m-2m equation:


Simplifying
-3 = m + -2m

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

Solving
-3 = -1m

Solving for variable 'm'.

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

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

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

Add '3' to each side of the equation.
-3 + 3 + m = 0 + 3

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

Combine like terms: 0 + 3 = 3
m = 3

Simplifying
m = 3

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