-3y+6-9y=28

Solution for -3y+6-9y=28 equation:

Simplifying
-3y + 6 + -9y = 28

Reorder the terms:
6 + -3y + -9y = 28

Combine like terms: -3y + -9y = -12y
6 + -12y = 28

Solving
6 + -12y = 28

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 + -12y = 28 + -6

Combine like terms: 6 + -6 = 0
0 + -12y = 28 + -6
-12y = 28 + -6

Combine like terms: 28 + -6 = 22
-12y = 22

Divide each side by '-12'.
y = -1.833333333

Simplifying
y = -1.833333333