126-6x=3x+9

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


Simplifying
126 + -6x = 3x + 9

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

Solving
126 + -6x = 9 + 3x

Solving for variable 'x'.

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

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

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

Combine like terms: 3x + -3x = 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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