4x-31=90

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Solution for 4x-31=90 equation: 


Simplifying
4x + -31 = 90

Reorder the terms:
-31 + 4x = 90

Solving
-31 + 4x = 90

Solving for variable 'x'.

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

Add '31' to each side of the equation.
-31 + 31 + 4x = 90 + 31

Combine like terms: -31 + 31 = 0
0 + 4x = 90 + 31
4x = 90 + 31

Combine like terms: 90 + 31 = 121
4x = 121

Divide each side by '4'.
x = 30.25

Simplifying
x = 30.25

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