(a/3)+6=21

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Solution for (a/3)+6=21 equation: 



(a/3)+6=21

We move all terms to the left:

(a/3)+6-(21)=0

We add all the numbers together, and all the variables

(+a/3)+6-21=0

We add all the numbers together, and all the variables

(+a/3)-15=0

We get rid of parentheses

a/3-15=0

We multiply all the terms by the denominator


a-15*3=0

We add all the numbers together, and all the variables

a-45=0

We move all terms containing a to the left, all other terms to the right

a=45

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