3m-1+m=2-9

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Solution for 3m-1+m=2-9 equation:


Simplifying
3m + -1 + m = 2 + -9

Reorder the terms:
-1 + 3m + m = 2 + -9

Combine like terms: 3m + m = 4m
-1 + 4m = 2 + -9

Combine like terms: 2 + -9 = -7
-1 + 4m = -7

Solving
-1 + 4m = -7

Solving for variable 'm'.

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

Add '1' to each side of the equation.
-1 + 1 + 4m = -7 + 1

Combine like terms: -1 + 1 = 0
0 + 4m = -7 + 1
4m = -7 + 1

Combine like terms: -7 + 1 = -6
4m = -6

Divide each side by '4'.
m = -1.5

Simplifying
m = -1.5

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