-3z+6=-9z

Solution for -3z+6=-9z equation:

Simplifying
-3z + 6 = -9z

Reorder the terms:
6 + -3z = -9z

Solving
6 + -3z = -9z

Solving for variable 'z'.

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

Add '9z' to each side of the equation.
6 + -3z + 9z = -9z + 9z

Combine like terms: -3z + 9z = 6z
6 + 6z = -9z + 9z

Combine like terms: -9z + 9z = 0
6 + 6z = 0

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

Combine like terms: 6 + -6 = 0
0 + 6z = 0 + -6
6z = 0 + -6

Combine like terms: 0 + -6 = -6
6z = -6

Divide each side by '6'.
z = -1

Simplifying
z = -1