3X=X-15

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Solution for 3X=X-15 equation: 


Simplifying
3X = X + -15

Reorder the terms:
3X = -15 + X

Solving
3X = -15 + X

Solving for variable 'X'.

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

Add '-1X' to each side of the equation.
3X + -1X = -15 + X + -1X

Combine like terms: 3X + -1X = 2X
2X = -15 + X + -1X

Combine like terms: X + -1X = 0
2X = -15 + 0
2X = -15

Divide each side by '2'.
X = -7.5

Simplifying
X = -7.5

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