(a+3/7)=3

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



(a+3/7)=3

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

a-3+3/7=0

We multiply all the terms by the denominator


a*7+3-3*7=0

We add all the numbers together, and all the variables

a*7-18=0

Wy multiply elements

7a-18=0

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

7a=18

a=18/7

a=2+4/7

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