3m-4=3+12

Solution for 3m-4=3+12 equation:

Simplifying
3m + -4 = 3 + 12

Reorder the terms:
-4 + 3m = 3 + 12

Combine like terms: 3 + 12 = 15
-4 + 3m = 15

Solving
-4 + 3m = 15

Solving for variable 'm'.

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

Add '4' to each side of the equation.
-4 + 4 + 3m = 15 + 4

Combine like terms: -4 + 4 = 0
0 + 3m = 15 + 4
3m = 15 + 4

Combine like terms: 15 + 4 = 19
3m = 19

Divide each side by '3'.
m = 6.333333333

Simplifying
m = 6.333333333