3x-1=x-15

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Solution for 3x-1=x-15 equation:


Simplifying
3x + -1 = x + -15

Reorder the terms:
-1 + 3x = x + -15

Reorder the terms:
-1 + 3x = -15 + x

Solving
-1 + 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.
-1 + 3x + -1x = -15 + x + -1x

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

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

Add '1' to each side of the equation.
-1 + 1 + 2x = -15 + 1

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

Combine like terms: -15 + 1 = -14
2x = -14

Divide each side by '2'.
x = -7

Simplifying
x = -7

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