6+y-(3+2y)=12

Solution for 6+y-(3+2y)=12 equation:

Simplifying
6 + y + -1(3 + 2y) = 12
6 + y + (3 * -1 + 2y * -1) = 12
6 + y + (-3 + -2y) = 12

Reorder the terms:
6 + -3 + y + -2y = 12

Combine like terms: 6 + -3 = 3
3 + y + -2y = 12

Combine like terms: y + -2y = -1y
3 + -1y = 12

Solving
3 + -1y = 12

Solving for variable 'y'.

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

Add '-3' to each side of the equation.
3 + -3 + -1y = 12 + -3

Combine like terms: 3 + -3 = 0
0 + -1y = 12 + -3
-1y = 12 + -3

Combine like terms: 12 + -3 = 9
-1y = 9

Divide each side by '-1'.
y = -9

Simplifying
y = -9