3[6-(y+3)]=

Solution for 3[6-(y+3)]= equation:

Simplifying
3[6 + -1(y + 3)] = 0

Reorder the terms:
3[6 + -1(3 + y)] = 0
3[6 + (3 * -1 + y * -1)] = 0
3[6 + (-3 + -1y)] = 0

Combine like terms: 6 + -3 = 3
3[3 + -1y] = 0
[3 * 3 + -1y * 3] = 0
[9 + -3y] = 0

Solving
9 + -3y = 0

Solving for variable 'y'.

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

Add '-9' to each side of the equation.
9 + -9 + -3y = 0 + -9

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

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

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

Simplifying
y = 3