5(z-1)=4z

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Solution for 5(z-1)=4z equation:


Simplifying
5(z + -1) = 4z

Reorder the terms:
5(-1 + z) = 4z
(-1 * 5 + z * 5) = 4z
(-5 + 5z) = 4z

Solving
-5 + 5z = 4z

Solving for variable 'z'.

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

Add '-4z' to each side of the equation.
-5 + 5z + -4z = 4z + -4z

Combine like terms: 5z + -4z = 1z
-5 + 1z = 4z + -4z

Combine like terms: 4z + -4z = 0
-5 + 1z = 0

Add '5' to each side of the equation.
-5 + 5 + 1z = 0 + 5

Combine like terms: -5 + 5 = 0
0 + 1z = 0 + 5
1z = 0 + 5

Combine like terms: 0 + 5 = 5
1z = 5

Divide each side by '1'.
z = 5

Simplifying
z = 5

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