(r-10)/r=0.25

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Solution for (r-10)/r=0.25 equation: 



(r-10)/r=0.25

We move all terms to the left:

(r-10)/r-(0.25)=0



Domain of the equation: r!=0

r∈R



We add all the numbers together, and all the variables

(r-10)/r-0.25=0

We multiply all the terms by the denominator


(r-10)-(0.25)*r=0

We multiply parentheses

(r-10)-0.25r=0

We get rid of parentheses

r-0.25r-10=0

We add all the numbers together, and all the variables

0.75r-10=0

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

0.75r=10

r=10/0.75

r=13+0.25/0.75

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