5+2m=21

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Solution for 5+2m=21 equation: 


Simplifying
5 + 2m = 21

Solving
5 + 2m = 21

Solving for variable 'm'.

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

Add '-5' to each side of the equation.
5 + -5 + 2m = 21 + -5

Combine like terms: 5 + -5 = 0
0 + 2m = 21 + -5
2m = 21 + -5

Combine like terms: 21 + -5 = 16
2m = 16

Divide each side by '2'.
m = 8

Simplifying
m = 8

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