5(r-5)=7r-9

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Solution for 5(r-5)=7r-9 equation: 



5(r-5)=7r-9

We move all terms to the left:

5(r-5)-(7r-9)=0

We multiply parentheses

5r-(7r-9)-25=0

We get rid of parentheses

5r-7r+9-25=0

We add all the numbers together, and all the variables

-2r-16=0

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

-2r=16

r=16/-2

r=-8

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