15m-13m=20

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Solution for 15m-13m=20 equation: 


Simplifying
15m + -13m = 20

Combine like terms: 15m + -13m = 2m
2m = 20

Solving
2m = 20

Solving for variable 'm'.

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

Divide each side by '2'.
m = 10

Simplifying
m = 10

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