3(8x-2x)+21-x=7x

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Solution for 3(8x-2x)+21-x=7x equation:


3(8x-2x)+21-x=7x

We simplify the equation to the form, which is simple to understand 
3(8x-2x)+21-x=7x

Simplifying terms in parentheses
3*(+6x)+21-x=7x

Reorder the terms in parentheses
+(+18x)+21-x=7x

Remove unnecessary parentheses
+18x+21-x=+7x

We move all terms containing x to the left and all other terms to the right. 
+18x-1x-7x=-21

We simplify left and right side of the equation. 
+10x=-21

We divide both sides of the equation by 10 to get x. 
x=-2.1

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