(2z-1)=80

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Solution for (2z-1)=80 equation:


Simplifying
(2z + -1) = 80

Reorder the terms:
(-1 + 2z) = 80

Remove parenthesis around (-1 + 2z)
-1 + 2z = 80

Solving
-1 + 2z = 80

Solving for variable 'z'.

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

Add '1' to each side of the equation.
-1 + 1 + 2z = 80 + 1

Combine like terms: -1 + 1 = 0
0 + 2z = 80 + 1
2z = 80 + 1

Combine like terms: 80 + 1 = 81
2z = 81

Divide each side by '2'.
z = 40.5

Simplifying
z = 40.5

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