x-3=390

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Solution for x-3=390 equation: 


Simplifying
x + -3 = 390

Reorder the terms:
-3 + x = 390

Solving
-3 + x = 390

Solving for variable 'x'.

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

Add '3' to each side of the equation.
-3 + 3 + x = 390 + 3

Combine like terms: -3 + 3 = 0
0 + x = 390 + 3
x = 390 + 3

Combine like terms: 390 + 3 = 393
x = 393

Simplifying
x = 393

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