15-3(y-8)=0

Solution for 15-3(y-8)=0 equation:

Simplifying
15 + -3(y + -8) = 0

Reorder the terms:
15 + -3(-8 + y) = 0
15 + (-8 * -3 + y * -3) = 0
15 + (24 + -3y) = 0

Combine like terms: 15 + 24 = 39
39 + -3y = 0

Solving
39 + -3y = 0

Solving for variable 'y'.

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

Add '-39' to each side of the equation.
39 + -39 + -3y = 0 + -39

Combine like terms: 39 + -39 = 0
0 + -3y = 0 + -39
-3y = 0 + -39

Combine like terms: 0 + -39 = -39
-3y = -39

Divide each side by '-3'.
y = 13

Simplifying
y = 13