3z-40=z

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Solution for 3z-40=z equation:


Simplifying
3z + -40 = z

Reorder the terms:
-40 + 3z = z

Solving
-40 + 3z = 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.
-40 + 3z + -1z = z + -1z

Combine like terms: 3z + -1z = 2z
-40 + 2z = z + -1z

Combine like terms: z + -1z = 0
-40 + 2z = 0

Add '40' to each side of the equation.
-40 + 40 + 2z = 0 + 40

Combine like terms: -40 + 40 = 0
0 + 2z = 0 + 40
2z = 0 + 40

Combine like terms: 0 + 40 = 40
2z = 40

Divide each side by '2'.
z = 20

Simplifying
z = 20

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