4455=4000(1+2r)

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Solution for 4455=4000(1+2r) equation: 



4455=4000(1+2r)

We move all terms to the left:

4455-(4000(1+2r))=0

We add all the numbers together, and all the variables

-(4000(2r+1))+4455=0



We calculate terms in parentheses: -(4000(2r+1)), so:

4000(2r+1)

We multiply parentheses

8000r+4000

Back to the equation:

-(8000r+4000)



We get rid of parentheses

-8000r-4000+4455=0

We add all the numbers together, and all the variables

-8000r+455=0

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

-8000r=-455

r=-455/-8000

r=91/1600

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