9x-3x+7-12=

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Solution for 9x-3x+7-12= equation:


Simplifying
9x + -3x + 7 + -12 = 0

Reorder the terms:
7 + -12 + 9x + -3x = 0

Combine like terms: 7 + -12 = -5
-5 + 9x + -3x = 0

Combine like terms: 9x + -3x = 6x
-5 + 6x = 0

Solving
-5 + 6x = 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 + 6x = 0 + 5

Combine like terms: -5 + 5 = 0
0 + 6x = 0 + 5
6x = 0 + 5

Combine like terms: 0 + 5 = 5
6x = 5

Divide each side by '6'.
x = 0.8333333333

Simplifying
x = 0.8333333333

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