2202.38=2100(1+0.75r)

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Solution for 2202.38=2100(1+0.75r) equation: 



2202.38=2100(1+0.75r)

We move all terms to the left:

2202.38-(2100(1+0.75r))=0

We add all the numbers together, and all the variables

-(2100(0.75r+1))+2202.38=0



We calculate terms in parentheses: -(2100(0.75r+1)), so:

2100(0.75r+1)

We multiply parentheses

0r+2100

We add all the numbers together, and all the variables

r+2100

Back to the equation:

-(r+2100)



We get rid of parentheses

-r-2100+2202.38=0

We add all the numbers together, and all the variables

-1r+102.38=0

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

-r=-102.38

r=-102.38/-1

r=102+0.38/1

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