5z-45=80

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Solution for 5z-45=80 equation: 


Simplifying
5z + -45 = 80

Reorder the terms:
-45 + 5z = 80

Solving
-45 + 5z = 80

Solving for variable 'z'.

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

Add '45' to each side of the equation.
-45 + 45 + 5z = 80 + 45

Combine like terms: -45 + 45 = 0
0 + 5z = 80 + 45
5z = 80 + 45

Combine like terms: 80 + 45 = 125
5z = 125

Divide each side by '5'.
z = 25

Simplifying
z = 25

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