9=12x-4x

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Solution for 9=12x-4x equation:


Simplifying
9 = 12x + -4x

Combine like terms: 12x + -4x = 8x
9 = 8x

Solving
9 = 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
9 + -8x = 8x + -8x

Combine like terms: 8x + -8x = 0
9 + -8x = 0

Add '-9' to each side of the equation.
9 + -9 + -8x = 0 + -9

Combine like terms: 9 + -9 = 0
0 + -8x = 0 + -9
-8x = 0 + -9

Combine like terms: 0 + -9 = -9
-8x = -9

Divide each side by '-8'.
x = 1.125

Simplifying
x = 1.125

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