6z^2-18=0

Solution for 6z^2-18=0 equation:

Simplifying
6z2 + -18 = 0

Reorder the terms:
-18 + 6z2 = 0

Solving
-18 + 6z2 = 0

Solving for variable 'z'.

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

Add '18' to each side of the equation.
-18 + 18 + 6z2 = 0 + 18

Combine like terms: -18 + 18 = 0
0 + 6z2 = 0 + 18
6z2 = 0 + 18

Combine like terms: 0 + 18 = 18
6z2 = 18

Divide each side by '6'.
z2 = 3

Simplifying
z2 = 3

Take the square root of each side:
z = {-1.732050808, 1.732050808}