12+3(2y-3)=

Solution for 12+3(2y-3)= equation:

Simplifying
12 + 3(2y + -3) = 0

Reorder the terms:
12 + 3(-3 + 2y) = 0
12 + (-3 * 3 + 2y * 3) = 0
12 + (-9 + 6y) = 0

Combine like terms: 12 + -9 = 3
3 + 6y = 0

Solving
3 + 6y = 0

Solving for variable 'y'.

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

Add '-3' to each side of the equation.
3 + -3 + 6y = 0 + -3

Combine like terms: 3 + -3 = 0
0 + 6y = 0 + -3
6y = 0 + -3

Combine like terms: 0 + -3 = -3
6y = -3

Divide each side by '6'.
y = -0.5

Simplifying
y = -0.5