X-30=255

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Solution for X-30=255 equation: 


Simplifying
X + -30 = 255

Reorder the terms:
-30 + X = 255

Solving
-30 + X = 255

Solving for variable 'X'.

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

Add '30' to each side of the equation.
-30 + 30 + X = 255 + 30

Combine like terms: -30 + 30 = 0
0 + X = 255 + 30
X = 255 + 30

Combine like terms: 255 + 30 = 285
X = 285

Simplifying
X = 285

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