15-6x-6=21

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Solution for 15-6x-6=21 equation:


15-6x-6=21

We simplify the equation to the form, which is simple to understand 
15-6x-6=21

We move all terms containing x to the left and all other terms to the right. 
-6x=+21-15+6

We simplify left and right side of the equation. 
-6x=+12

We divide both sides of the equation by -6 to get x. 
x=-2

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