9z-4=4+z

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


Simplifying
9z + -4 = 4 + z

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

Solving
-4 + 9z = 4 + z

Solving for variable 'z'.

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

Add '-1z' to each side of the equation.
-4 + 9z + -1z = 4 + z + -1z

Combine like terms: 9z + -1z = 8z
-4 + 8z = 4 + z + -1z

Combine like terms: z + -1z = 0
-4 + 8z = 4 + 0
-4 + 8z = 4

Add '4' to each side of the equation.
-4 + 4 + 8z = 4 + 4

Combine like terms: -4 + 4 = 0
0 + 8z = 4 + 4
8z = 4 + 4

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

Divide each side by '8'.
z = 1

Simplifying
z = 1

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