9z-z=-3+2z-2-1

Solution for 9z-z=-3+2z-2-1 equation:

Simplifying
9z + -1z = -3 + 2z + -2 + -1

Combine like terms: 9z + -1z = 8z
8z = -3 + 2z + -2 + -1

Reorder the terms:
8z = -3 + -2 + -1 + 2z

Combine like terms: -3 + -2 = -5
8z = -5 + -1 + 2z

Combine like terms: -5 + -1 = -6
8z = -6 + 2z

Solving
8z = -6 + 2z

Solving for variable 'z'.

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

Add '-2z' to each side of the equation.
8z + -2z = -6 + 2z + -2z

Combine like terms: 8z + -2z = 6z
6z = -6 + 2z + -2z

Combine like terms: 2z + -2z = 0
6z = -6 + 0
6z = -6

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

Simplifying
z = -1