4x-90=0

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Solution for 4x-90=0 equation: 


Simplifying
4x + -90 = 0

Reorder the terms:
-90 + 4x = 0

Solving
-90 + 4x = 0

Solving for variable 'x'.

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

Add '90' to each side of the equation.
-90 + 90 + 4x = 0 + 90

Combine like terms: -90 + 90 = 0
0 + 4x = 0 + 90
4x = 0 + 90

Combine like terms: 0 + 90 = 90
4x = 90

Divide each side by '4'.
x = 22.5

Simplifying
x = 22.5

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