6m-1+2m=15

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Solution for 6m-1+2m=15 equation: 


Simplifying
6m + -1 + 2m = 15

Reorder the terms:
-1 + 6m + 2m = 15

Combine like terms: 6m + 2m = 8m
-1 + 8m = 15

Solving
-1 + 8m = 15

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 + 8m = 15 + 1

Combine like terms: -1 + 1 = 0
0 + 8m = 15 + 1
8m = 15 + 1

Combine like terms: 15 + 1 = 16
8m = 16

Divide each side by '8'.
m = 2

Simplifying
m = 2

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