12x+4=9x

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Solution for 12x+4=9x equation:


Simplifying
12x + 4 = 9x

Reorder the terms:
4 + 12x = 9x

Solving
4 + 12x = 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
4 + 12x + -9x = 9x + -9x

Combine like terms: 12x + -9x = 3x
4 + 3x = 9x + -9x

Combine like terms: 9x + -9x = 0
4 + 3x = 0

Add '-4' to each side of the equation.
4 + -4 + 3x = 0 + -4

Combine like terms: 4 + -4 = 0
0 + 3x = 0 + -4
3x = 0 + -4

Combine like terms: 0 + -4 = -4
3x = -4

Divide each side by '3'.
x = -1.333333333

Simplifying
x = -1.333333333

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