6x+12=21x-18

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Solution for 6x+12=21x-18 equation:


6x+12=21x-18

We simplify the equation to the form, which is simple to understand 
6x+12=21x-18

We move all terms containing x to the left and all other terms to the right. 
+6x-21x=-18-12

We simplify left and right side of the equation. 
-15x=-30

We divide both sides of the equation by -15 to get x. 
x=2

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