3+-9=-6+3z

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

Simplifying
3 + -9 = -6 + 3z

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

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

Combine like terms: -6 + 6 = 0
0 = -6 + 6 + 3z

Combine like terms: -6 + 6 = 0
0 = 0 + 3z
0 = 3z

Solving
0 = 3z

Solving for variable 'z'.

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

Add '-3z' to each side of the equation.
0 + -3z = 3z + -3z
Remove the zero:
-3z = 3z + -3z

Combine like terms: 3z + -3z = 0
-3z = 0

Divide each side by '-3'.
z = 0

Simplifying
z = 0