z+8+4z=18

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Solution for z+8+4z=18 equation: 


Simplifying
z + 8 + 4z = 18

Reorder the terms:
8 + z + 4z = 18

Combine like terms: z + 4z = 5z
8 + 5z = 18

Solving
8 + 5z = 18

Solving for variable 'z'.

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

Add '-8' to each side of the equation.
8 + -8 + 5z = 18 + -8

Combine like terms: 8 + -8 = 0
0 + 5z = 18 + -8
5z = 18 + -8

Combine like terms: 18 + -8 = 10
5z = 10

Divide each side by '5'.
z = 2

Simplifying
z = 2

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