5.5=2.5(1r+1.1)-3

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Solution for 5.5=2.5(1r+1.1)-3 equation: 



5.5=2.5(1r+1.1)-3

We move all terms to the left:

5.5-(2.5(1r+1.1)-3)=0

We add all the numbers together, and all the variables

-(2.5(r+1.1)-3)+5.5=0



We calculate terms in parentheses: -(2.5(r+1.1)-3), so:

2.5(r+1.1)-3

We multiply parentheses

2.5r+2.75-3

We add all the numbers together, and all the variables

2.5r-0.25

Back to the equation:

-(2.5r-0.25)



We get rid of parentheses

-2.5r+0.25+5.5=0

We add all the numbers together, and all the variables

-2.5r+5.75=0

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

-2.5r=-5.75

r=-5.75/-2.5

r=2+0.75/2.5

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