3x-4-12x+9=

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Solution for 3x-4-12x+9= equation:


Simplifying
3x + -4 + -12x + 9 = 0

Reorder the terms:
-4 + 9 + 3x + -12x = 0

Combine like terms: -4 + 9 = 5
5 + 3x + -12x = 0

Combine like terms: 3x + -12x = -9x
5 + -9x = 0

Solving
5 + -9x = 0

Solving for variable 'x'.

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

Add '-5' to each side of the equation.
5 + -5 + -9x = 0 + -5

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

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

Divide each side by '-9'.
x = 0.5555555556

Simplifying
x = 0.5555555556

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