2z^2-22=0

Solution for 2z^2-22=0 equation:

Simplifying
2z2 + -22 = 0

Reorder the terms:
-22 + 2z2 = 0

Solving
-22 + 2z2 = 0

Solving for variable 'z'.

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

Add '22' to each side of the equation.
-22 + 22 + 2z2 = 0 + 22

Combine like terms: -22 + 22 = 0
0 + 2z2 = 0 + 22
2z2 = 0 + 22

Combine like terms: 0 + 22 = 22
2z2 = 22

Divide each side by '2'.
z2 = 11

Simplifying
z2 = 11

Take the square root of each side:
z = {-3.31662479, 3.31662479}