(3-3y)-(4-2y)=

Solution for (3-3y)-(4-2y)= equation:

Simplifying
(3 + -3y) + -1(4 + -2y) = 0

Remove parenthesis around (3 + -3y)
3 + -3y + -1(4 + -2y) = 0
3 + -3y + (4 * -1 + -2y * -1) = 0
3 + -3y + (-4 + 2y) = 0

Reorder the terms:
3 + -4 + -3y + 2y = 0

Combine like terms: 3 + -4 = -1
-1 + -3y + 2y = 0

Combine like terms: -3y + 2y = -1y
-1 + -1y = 0

Solving
-1 + -1y = 0

Solving for variable 'y'.

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

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

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

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

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

Simplifying
y = -1