4z-12=18+9z

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Solution for 4z-12=18+9z equation:


Simplifying
4z + -12 = 18 + 9z

Reorder the terms:
-12 + 4z = 18 + 9z

Solving
-12 + 4z = 18 + 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.
-12 + 4z + -9z = 18 + 9z + -9z

Combine like terms: 4z + -9z = -5z
-12 + -5z = 18 + 9z + -9z

Combine like terms: 9z + -9z = 0
-12 + -5z = 18 + 0
-12 + -5z = 18

Add '12' to each side of the equation.
-12 + 12 + -5z = 18 + 12

Combine like terms: -12 + 12 = 0
0 + -5z = 18 + 12
-5z = 18 + 12

Combine like terms: 18 + 12 = 30
-5z = 30

Divide each side by '-5'.
z = -6

Simplifying
z = -6

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