4x-42=90

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Solution for 4x-42=90 equation: 


Simplifying
4x + -42 = 90

Reorder the terms:
-42 + 4x = 90

Solving
-42 + 4x = 90

Solving for variable 'x'.

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

Add '42' to each side of the equation.
-42 + 42 + 4x = 90 + 42

Combine like terms: -42 + 42 = 0
0 + 4x = 90 + 42
4x = 90 + 42

Combine like terms: 90 + 42 = 132
4x = 132

Divide each side by '4'.
x = 33

Simplifying
x = 33

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