3m-4+5m=2m+20

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Solution for 3m-4+5m=2m+20 equation:


Simplifying
3m + -4 + 5m = 2m + 20

Reorder the terms:
-4 + 3m + 5m = 2m + 20

Combine like terms: 3m + 5m = 8m
-4 + 8m = 2m + 20

Reorder the terms:
-4 + 8m = 20 + 2m

Solving
-4 + 8m = 20 + 2m

Solving for variable 'm'.

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

Add '-2m' to each side of the equation.
-4 + 8m + -2m = 20 + 2m + -2m

Combine like terms: 8m + -2m = 6m
-4 + 6m = 20 + 2m + -2m

Combine like terms: 2m + -2m = 0
-4 + 6m = 20 + 0
-4 + 6m = 20

Add '4' to each side of the equation.
-4 + 4 + 6m = 20 + 4

Combine like terms: -4 + 4 = 0
0 + 6m = 20 + 4
6m = 20 + 4

Combine like terms: 20 + 4 = 24
6m = 24

Divide each side by '6'.
m = 4

Simplifying
m = 4

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