4(z-1)=5

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


Simplifying
4(z + -1) = 5

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

Solving
-4 + 4z = 5

Solving for variable 'z'.

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

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

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

Combine like terms: 5 + 4 = 9
4z = 9

Divide each side by '4'.
z = 2.25

Simplifying
z = 2.25

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