x-90=45

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Solution for x-90=45 equation: 


Simplifying
x + -90 = 45

Reorder the terms:
-90 + x = 45

Solving
-90 + x = 45

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 + x = 45 + 90

Combine like terms: -90 + 90 = 0
0 + x = 45 + 90
x = 45 + 90

Combine like terms: 45 + 90 = 135
x = 135

Simplifying
x = 135

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