3(3+5m)-12+(-3m)=

Solution for 3(3+5m)-12+(-3m)= equation:

Simplifying
3(3 + 5m) + -12 + (-3m) = 0
(3 * 3 + 5m * 3) + -12 + (-3m) = 0
(9 + 15m) + -12 + (-3m) = 0

Reorder the terms:
9 + -12 + 15m + (-3m) = 0

Combine like terms: 9 + -12 = -3
-3 + 15m + (-3m) = 0

Combine like terms: 15m + (-3m) = 12m
-3 + 12m = 0

Solving
-3 + 12m = 0

Solving for variable 'm'.

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

Add '3' to each side of the equation.
-3 + 3 + 12m = 0 + 3

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

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

Divide each side by '12'.
m = 0.25

Simplifying
m = 0.25