5x-12-6x=9

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Solution for 5x-12-6x=9 equation:


Simplifying
5x + -12 + -6x = 9

Reorder the terms:
-12 + 5x + -6x = 9

Combine like terms: 5x + -6x = -1x
-12 + -1x = 9

Solving
-12 + -1x = 9

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + -1x = 9 + 12

Combine like terms: -12 + 12 = 0
0 + -1x = 9 + 12
-1x = 9 + 12

Combine like terms: 9 + 12 = 21
-1x = 21

Divide each side by '-1'.
x = -21

Simplifying
x = -21

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