7805=20.5y

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Solution for 7805=20.5y equation: 



7805=20.5y

We move all terms to the left:

7805-(20.5y)=0

We add all the numbers together, and all the variables

-(+20.5y)+7805=0

We get rid of parentheses

-20.5y+7805=0

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

-20.5y=-7805

y=-7805/-20.5

y=380+3/4.1

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