-9z^2+144=0

Solution for -9z^2+144=0 equation:

Simplifying
-9z2 + 144 = 0

Reorder the terms:
144 + -9z2 = 0

Solving
144 + -9z2 = 0

Solving for variable 'z'.

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

Add '-144' to each side of the equation.
144 + -144 + -9z2 = 0 + -144

Combine like terms: 144 + -144 = 0
0 + -9z2 = 0 + -144
-9z2 = 0 + -144

Combine like terms: 0 + -144 = -144
-9z2 = -144

Divide each side by '-9'.
z2 = 16

Simplifying
z2 = 16

Take the square root of each side:
z = {-4, 4}