21x-6x=12-3x

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Solution for 21x-6x=12-3x equation:


21x-6x=12-3x

We simplify the equation to the form, which is simple to understand 
21x-6x=12-3x

We move all terms containing x to the left and all other terms to the right. 
+21x-6x+3x=+12

We simplify left and right side of the equation. 
+18x=+12

We divide both sides of the equation by 18 to get x. 
x=0.66666666666667

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