3=(-y+6)

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

Simplifying
3 = (-1y + 6)

Reorder the terms:
3 = (6 + -1y)

Remove parenthesis around (6 + -1y)
3 = 6 + -1y

Solving
3 = 6 + -1y

Solving for variable 'y'.

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

Add 'y' to each side of the equation.
3 + y = 6 + -1y + y

Combine like terms: -1y + y = 0
3 + y = 6 + 0
3 + y = 6

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

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

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

Simplifying
y = 3