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Simplifying
64z2 + -9 = 0
Reorder the terms:
-9 + 64z2 = 0
Solving
-9 + 64z2 = 0
Solving for variable 'z'.
Move all terms containing z to the left, all other terms to the right.
Add '9' to each side of the equation.
-9 + 9 + 64z2 = 0 + 9
Combine like terms: -9 + 9 = 0
0 + 64z2 = 0 + 9
64z2 = 0 + 9
Combine like terms: 0 + 9 = 9
64z2 = 9
Divide each side by '64'.
z2 = 0.140625
Simplifying
z2 = 0.140625
Take the square root of each side:
z = {-0.375, 0.375}
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