X+15=x-15

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Solution for X+15=x-15 equation: 


Simplifying
X + 15 = x + -15

Reorder the terms:
15 + X = x + -15

Reorder the terms:
15 + X = -15 + x

Solving
15 + X = -15 + x

Solving for variable 'X'.

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

Add '-15' to each side of the equation.
15 + -15 + X = -15 + -15 + x

Combine like terms: 15 + -15 = 0
0 + X = -15 + -15 + x
X = -15 + -15 + x

Combine like terms: -15 + -15 = -30
X = -30 + x

Simplifying
X = -30 + x

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