15-3x=5x-9

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Solution for 15-3x=5x-9 equation:


Simplifying
15 + -3x = 5x + -9

Reorder the terms:
15 + -3x = -9 + 5x

Solving
15 + -3x = -9 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
15 + -3x + -5x = -9 + 5x + -5x

Combine like terms: -3x + -5x = -8x
15 + -8x = -9 + 5x + -5x

Combine like terms: 5x + -5x = 0
15 + -8x = -9 + 0
15 + -8x = -9

Add '-15' to each side of the equation.
15 + -15 + -8x = -9 + -15

Combine like terms: 15 + -15 = 0
0 + -8x = -9 + -15
-8x = -9 + -15

Combine like terms: -9 + -15 = -24
-8x = -24

Divide each side by '-8'.
x = 3

Simplifying
x = 3

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