4z-87=z

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Solution for 4z-87=z equation:


Simplifying
4z + -87 = z

Reorder the terms:
-87 + 4z = z

Solving
-87 + 4z = 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.
-87 + 4z + -1z = z + -1z

Combine like terms: 4z + -1z = 3z
-87 + 3z = z + -1z

Combine like terms: z + -1z = 0
-87 + 3z = 0

Add '87' to each side of the equation.
-87 + 87 + 3z = 0 + 87

Combine like terms: -87 + 87 = 0
0 + 3z = 0 + 87
3z = 0 + 87

Combine like terms: 0 + 87 = 87
3z = 87

Divide each side by '3'.
z = 29

Simplifying
z = 29

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