Z^2-18z=-9

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Solution for Z^2-18z=-9 equation:


Simplifying
Z2 + -18z = -9

Solving
Z2 + -18z = -9

Solving for variable 'Z'.

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

Add '18z' to each side of the equation.
Z2 + -18z + 18z = -9 + 18z

Combine like terms: -18z + 18z = 0
Z2 + 0 = -9 + 18z
Z2 = -9 + 18z

Simplifying
Z2 = -9 + 18z

Reorder the terms:
9 + Z2 + -18z = -9 + 18z + 9 + -18z

Reorder the terms:
9 + Z2 + -18z = -9 + 9 + 18z + -18z

Combine like terms: -9 + 9 = 0
9 + Z2 + -18z = 0 + 18z + -18z
9 + Z2 + -18z = 18z + -18z

Combine like terms: 18z + -18z = 0
9 + Z2 + -18z = 0

The solution to this equation could not be determined.

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