1/3(21x-9)-(x+4)=

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Solution for 1/3(21x-9)-(x+4)= equation:


1/3(21x-9)-(x+4)=0

We simplify the equation to the form, which is simple to understand 
1/3(21x-9)-(x+4)=0

Reorder the terms in parentheses
+(+7x-3)-(x+4)=0

Remove unnecessary parentheses
+7x-3-(+x+4+)=0

Remove unnecessary parentheses
+7x-3-1x-4=0

We move all terms containing x to the left and all other terms to the right. 
+7x-1x=0+3+4

We simplify left and right side of the equation. 
+6x=+7

We divide both sides of the equation by 6 to get x. 
x=1.1666666666667

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