18-8z^2=0

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


Simplifying
18 + -8z2 = 0

Solving
18 + -8z2 = 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 + -8z2 = 0 + -18

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

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

Divide each side by '-8'.
z2 = 2.25

Simplifying
z2 = 2.25

Take the square root of each side:
z = {-1.5, 1.5}

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