12(3)+3=y

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

Simplifying
12(3) + 3 = y

Multiply 12 * 3
36 + 3 = y

Combine like terms: 36 + 3 = 39
39 = y

Solving
39 = y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
39 + -1y = y + -1y

Combine like terms: y + -1y = 0
39 + -1y = 0

Add '-39' to each side of the equation.
39 + -39 + -1y = 0 + -39

Combine like terms: 39 + -39 = 0
0 + -1y = 0 + -39
-1y = 0 + -39

Combine like terms: 0 + -39 = -39
-1y = -39

Divide each side by '-1'.
y = 39

Simplifying
y = 39