3*4-3m=30

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Solution for 3*4-3m=30 equation: 


Simplifying
3 * 4 + -3m = 30

Multiply 3 * 4
12 + -3m = 30

Solving
12 + -3m = 30

Solving for variable 'm'.

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

Add '-12' to each side of the equation.
12 + -12 + -3m = 30 + -12

Combine like terms: 12 + -12 = 0
0 + -3m = 30 + -12
-3m = 30 + -12

Combine like terms: 30 + -12 = 18
-3m = 18

Divide each side by '-3'.
m = -6

Simplifying
m = -6

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