7=a-9/3

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Solution for 7=a-9/3 equation: 



7=a-9/3

We move all terms to the left:

7-(a-9/3)=0

We add all the numbers together, and all the variables

-(a-3)+7=0

We get rid of parentheses

-a+3+7=0

We add all the numbers together, and all the variables

-1a+10=0

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

-a=-10

a=-10/-1

a=+10

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