3y-2(-7y+3)+12-9y=

Solution for 3y-2(-7y+3)+12-9y= equation:

Simplifying
3y + -2(-7y + 3) + 12 + -9y = 0

Reorder the terms:
3y + -2(3 + -7y) + 12 + -9y = 0
3y + (3 * -2 + -7y * -2) + 12 + -9y = 0
3y + (-6 + 14y) + 12 + -9y = 0

Reorder the terms:
-6 + 12 + 3y + 14y + -9y = 0

Combine like terms: -6 + 12 = 6
6 + 3y + 14y + -9y = 0

Combine like terms: 3y + 14y = 17y
6 + 17y + -9y = 0

Combine like terms: 17y + -9y = 8y
6 + 8y = 0

Solving
6 + 8y = 0

Solving for variable 'y'.

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

Add '-6' to each side of the equation.
6 + -6 + 8y = 0 + -6

Combine like terms: 6 + -6 = 0
0 + 8y = 0 + -6
8y = 0 + -6

Combine like terms: 0 + -6 = -6
8y = -6

Divide each side by '8'.
y = -0.75

Simplifying
y = -0.75