4z+6-9z=86

Solution for 4z+6-9z=86 equation:

Simplifying
4z + 6 + -9z = 86

Reorder the terms:
6 + 4z + -9z = 86

Combine like terms: 4z + -9z = -5z
6 + -5z = 86

Solving
6 + -5z = 86

Solving for variable 'z'.

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

Add '-6' to each side of the equation.
6 + -6 + -5z = 86 + -6

Combine like terms: 6 + -6 = 0
0 + -5z = 86 + -6
-5z = 86 + -6

Combine like terms: 86 + -6 = 80
-5z = 80

Divide each side by '-5'.
z = -16

Simplifying
z = -16