126-3x=6x+9

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Solution for 126-3x=6x+9 equation:


Simplifying
126 + -3x = 6x + 9

Reorder the terms:
126 + -3x = 9 + 6x

Solving
126 + -3x = 9 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
126 + -3x + -6x = 9 + 6x + -6x

Combine like terms: -3x + -6x = -9x
126 + -9x = 9 + 6x + -6x

Combine like terms: 6x + -6x = 0
126 + -9x = 9 + 0
126 + -9x = 9

Add '-126' to each side of the equation.
126 + -126 + -9x = 9 + -126

Combine like terms: 126 + -126 = 0
0 + -9x = 9 + -126
-9x = 9 + -126

Combine like terms: 9 + -126 = -117
-9x = -117

Divide each side by '-9'.
x = 13

Simplifying
x = 13

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