4z-2=30

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Solution for 4z-2=30 equation: 


Simplifying
4z + -2 = 30

Reorder the terms:
-2 + 4z = 30

Solving
-2 + 4z = 30

Solving for variable 'z'.

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

Add '2' to each side of the equation.
-2 + 2 + 4z = 30 + 2

Combine like terms: -2 + 2 = 0
0 + 4z = 30 + 2
4z = 30 + 2

Combine like terms: 30 + 2 = 32
4z = 32

Divide each side by '4'.
z = 8

Simplifying
z = 8

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