216=2z^2

Solution for 216=2z^2 equation:

Simplifying
216 = 2z2

Solving
216 = 2z2

Solving for variable 'z'.

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

Add '-2z2' to each side of the equation.
216 + -2z2 = 2z2 + -2z2

Combine like terms: 2z2 + -2z2 = 0
216 + -2z2 = 0

Add '-216' to each side of the equation.
216 + -216 + -2z2 = 0 + -216

Combine like terms: 216 + -216 = 0
0 + -2z2 = 0 + -216
-2z2 = 0 + -216

Combine like terms: 0 + -216 = -216
-2z2 = -216

Divide each side by '-2'.
z2 = 108

Simplifying
z2 = 108

Take the square root of each side:
z = {-10.392304845, 10.392304845}