2m-20=45-3m

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Solution for 2m-20=45-3m equation:


Simplifying
2m + -20 = 45 + -3m

Reorder the terms:
-20 + 2m = 45 + -3m

Solving
-20 + 2m = 45 + -3m

Solving for variable 'm'.

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

Add '3m' to each side of the equation.
-20 + 2m + 3m = 45 + -3m + 3m

Combine like terms: 2m + 3m = 5m
-20 + 5m = 45 + -3m + 3m

Combine like terms: -3m + 3m = 0
-20 + 5m = 45 + 0
-20 + 5m = 45

Add '20' to each side of the equation.
-20 + 20 + 5m = 45 + 20

Combine like terms: -20 + 20 = 0
0 + 5m = 45 + 20
5m = 45 + 20

Combine like terms: 45 + 20 = 65
5m = 65

Divide each side by '5'.
m = 13

Simplifying
m = 13

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