12x-9=6x+4

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Solution for 12x-9=6x+4 equation:


Simplifying
12x + -9 = 6x + 4

Reorder the terms:
-9 + 12x = 6x + 4

Reorder the terms:
-9 + 12x = 4 + 6x

Solving
-9 + 12x = 4 + 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.
-9 + 12x + -6x = 4 + 6x + -6x

Combine like terms: 12x + -6x = 6x
-9 + 6x = 4 + 6x + -6x

Combine like terms: 6x + -6x = 0
-9 + 6x = 4 + 0
-9 + 6x = 4

Add '9' to each side of the equation.
-9 + 9 + 6x = 4 + 9

Combine like terms: -9 + 9 = 0
0 + 6x = 4 + 9
6x = 4 + 9

Combine like terms: 4 + 9 = 13
6x = 13

Divide each side by '6'.
x = 2.166666667

Simplifying
x = 2.166666667

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