2m-7=8m-4

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Solution for 2m-7=8m-4 equation:


Simplifying
2m + -7 = 8m + -4

Reorder the terms:
-7 + 2m = 8m + -4

Reorder the terms:
-7 + 2m = -4 + 8m

Solving
-7 + 2m = -4 + 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.
-7 + 2m + -8m = -4 + 8m + -8m

Combine like terms: 2m + -8m = -6m
-7 + -6m = -4 + 8m + -8m

Combine like terms: 8m + -8m = 0
-7 + -6m = -4 + 0
-7 + -6m = -4

Add '7' to each side of the equation.
-7 + 7 + -6m = -4 + 7

Combine like terms: -7 + 7 = 0
0 + -6m = -4 + 7
-6m = -4 + 7

Combine like terms: -4 + 7 = 3
-6m = 3

Divide each side by '-6'.
m = -0.5

Simplifying
m = -0.5

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