2m+4-8m=28

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Solution for 2m+4-8m=28 equation:


Simplifying
2m + 4 + -8m = 28

Reorder the terms:
4 + 2m + -8m = 28

Combine like terms: 2m + -8m = -6m
4 + -6m = 28

Solving
4 + -6m = 28

Solving for variable 'm'.

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

Add '-4' to each side of the equation.
4 + -4 + -6m = 28 + -4

Combine like terms: 4 + -4 = 0
0 + -6m = 28 + -4
-6m = 28 + -4

Combine like terms: 28 + -4 = 24
-6m = 24

Divide each side by '-6'.
m = -4

Simplifying
m = -4

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