4z-10=90

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Solution for 4z-10=90 equation: 


Simplifying
4z + -10 = 90

Reorder the terms:
-10 + 4z = 90

Solving
-10 + 4z = 90

Solving for variable 'z'.

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

Add '10' to each side of the equation.
-10 + 10 + 4z = 90 + 10

Combine like terms: -10 + 10 = 0
0 + 4z = 90 + 10
4z = 90 + 10

Combine like terms: 90 + 10 = 100
4z = 100

Divide each side by '4'.
z = 25

Simplifying
z = 25

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