18z^2-8=0

Solution for 18z^2-8=0 equation:

Simplifying
18z2 + -8 = 0

Reorder the terms:
-8 + 18z2 = 0

Solving
-8 + 18z2 = 0

Solving for variable 'z'.

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

Add '8' to each side of the equation.
-8 + 8 + 18z2 = 0 + 8

Combine like terms: -8 + 8 = 0
0 + 18z2 = 0 + 8
18z2 = 0 + 8

Combine like terms: 0 + 8 = 8
18z2 = 8

Divide each side by '18'.
z2 = 0.4444444444

Simplifying
z2 = 0.4444444444

Take the square root of each side:
z = {-0.666666667, 0.666666667}