-18=3(-z+6+2z)

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Solution for -18=3(-z+6+2z) equation:


Simplifying
-18 = 3(-1z + 6 + 2z)

Reorder the terms:
-18 = 3(6 + -1z + 2z)

Combine like terms: -1z + 2z = 1z
-18 = 3(6 + 1z)
-18 = (6 * 3 + 1z * 3)
-18 = (18 + 3z)

Solving
-18 = 18 + 3z

Solving for variable 'z'.

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

Add '-3z' to each side of the equation.
-18 + -3z = 18 + 3z + -3z

Combine like terms: 3z + -3z = 0
-18 + -3z = 18 + 0
-18 + -3z = 18

Add '18' to each side of the equation.
-18 + 18 + -3z = 18 + 18

Combine like terms: -18 + 18 = 0
0 + -3z = 18 + 18
-3z = 18 + 18

Combine like terms: 18 + 18 = 36
-3z = 36

Divide each side by '-3'.
z = -12

Simplifying
z = -12

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