-7z+8z=-9z-6+8z

Solution for -7z+8z=-9z-6+8z equation:

Simplifying
-7z + 8z = -9z + -6 + 8z

Combine like terms: -7z + 8z = 1z
1z = -9z + -6 + 8z

Reorder the terms:
1z = -6 + -9z + 8z

Combine like terms: -9z + 8z = -1z
1z = -6 + -1z

Solving
1z = -6 + -1z

Solving for variable 'z'.

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

Add 'z' to each side of the equation.
1z + z = -6 + -1z + z

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

Combine like terms: -1z + z = 0
2z = -6 + 0
2z = -6

Divide each side by '2'.
z = -3

Simplifying
z = -3