72=9z

Solution for 72=9z equation:

Simplifying
72 = 9z

Solving
72 = 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.
72 + -9z = 9z + -9z

Combine like terms: 9z + -9z = 0
72 + -9z = 0

Add '-72' to each side of the equation.
72 + -72 + -9z = 0 + -72

Combine like terms: 72 + -72 = 0
0 + -9z = 0 + -72
-9z = 0 + -72

Combine like terms: 0 + -72 = -72
-9z = -72

Divide each side by '-9'.
z = 8

Simplifying
z = 8