18+18z=9(z-18)

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Solution for 18+18z=9(z-18) equation:


Simplifying
18 + 18z = 9(z + -18)

Reorder the terms:
18 + 18z = 9(-18 + z)
18 + 18z = (-18 * 9 + z * 9)
18 + 18z = (-162 + 9z)

Solving
18 + 18z = -162 + 9z

Solving for variable 'z'.

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

Add '-9z' to each side of the equation.
18 + 18z + -9z = -162 + 9z + -9z

Combine like terms: 18z + -9z = 9z
18 + 9z = -162 + 9z + -9z

Combine like terms: 9z + -9z = 0
18 + 9z = -162 + 0
18 + 9z = -162

Add '-18' to each side of the equation.
18 + -18 + 9z = -162 + -18

Combine like terms: 18 + -18 = 0
0 + 9z = -162 + -18
9z = -162 + -18

Combine like terms: -162 + -18 = -180
9z = -180

Divide each side by '9'.
z = -20

Simplifying
z = -20

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