15=x-2+3x-15

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Solution for 15=x-2+3x-15 equation:


Simplifying
15 = x + -2 + 3x + -15

Reorder the terms:
15 = -2 + -15 + x + 3x

Combine like terms: -2 + -15 = -17
15 = -17 + x + 3x

Combine like terms: x + 3x = 4x
15 = -17 + 4x

Solving
15 = -17 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
15 + -4x = -17 + 4x + -4x

Combine like terms: 4x + -4x = 0
15 + -4x = -17 + 0
15 + -4x = -17

Add '-15' to each side of the equation.
15 + -15 + -4x = -17 + -15

Combine like terms: 15 + -15 = 0
0 + -4x = -17 + -15
-4x = -17 + -15

Combine like terms: -17 + -15 = -32
-4x = -32

Divide each side by '-4'.
x = 8

Simplifying
x = 8

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