12+(7+m)=30

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Solution for 12+(7+m)=30 equation: 


Simplifying
12 + (7 + m) = 30

Remove parenthesis around (7 + m)
12 + 7 + m = 30

Combine like terms: 12 + 7 = 19
19 + m = 30

Solving
19 + m = 30

Solving for variable 'm'.

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

Add '-19' to each side of the equation.
19 + -19 + m = 30 + -19

Combine like terms: 19 + -19 = 0
0 + m = 30 + -19
m = 30 + -19

Combine like terms: 30 + -19 = 11
m = 11

Simplifying
m = 11

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