(a+7)/7=3

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Solution for (a+7)/7=3 equation: 



(a+7)/7=3

We move all terms to the left:

(a+7)/7-(3)=0

We multiply all the terms by the denominator


(a+7)-3*7=0

We add all the numbers together, and all the variables

(a+7)-21=0

We get rid of parentheses

a+7-21=0

We add all the numbers together, and all the variables

a-14=0

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

a=14

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