12x-9=8x-3x

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Solution for 12x-9=8x-3x equation:


Simplifying
12x + -9 = 8x + -3x

Reorder the terms:
-9 + 12x = 8x + -3x

Combine like terms: 8x + -3x = 5x
-9 + 12x = 5x

Solving
-9 + 12x = 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.
-9 + 12x + -5x = 5x + -5x

Combine like terms: 12x + -5x = 7x
-9 + 7x = 5x + -5x

Combine like terms: 5x + -5x = 0
-9 + 7x = 0

Add '9' to each side of the equation.
-9 + 9 + 7x = 0 + 9

Combine like terms: -9 + 9 = 0
0 + 7x = 0 + 9
7x = 0 + 9

Combine like terms: 0 + 9 = 9
7x = 9

Divide each side by '7'.
x = 1.285714286

Simplifying
x = 1.285714286

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