2m-1=8m+7

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Solution for 2m-1=8m+7 equation:


Simplifying
2m + -1 = 8m + 7

Reorder the terms:
-1 + 2m = 8m + 7

Reorder the terms:
-1 + 2m = 7 + 8m

Solving
-1 + 2m = 7 + 8m

Solving for variable 'm'.

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

Add '-8m' to each side of the equation.
-1 + 2m + -8m = 7 + 8m + -8m

Combine like terms: 2m + -8m = -6m
-1 + -6m = 7 + 8m + -8m

Combine like terms: 8m + -8m = 0
-1 + -6m = 7 + 0
-1 + -6m = 7

Add '1' to each side of the equation.
-1 + 1 + -6m = 7 + 1

Combine like terms: -1 + 1 = 0
0 + -6m = 7 + 1
-6m = 7 + 1

Combine like terms: 7 + 1 = 8
-6m = 8

Divide each side by '-6'.
m = -1.333333333

Simplifying
m = -1.333333333

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