5r+3(r-2)+5=7

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Solution for 5r+3(r-2)+5=7 equation: 



5r+3(r-2)+5=7

We move all terms to the left:

5r+3(r-2)+5-(7)=0

We add all the numbers together, and all the variables

5r+3(r-2)-2=0

We multiply parentheses

5r+3r-6-2=0

We add all the numbers together, and all the variables

8r-8=0

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

8r=8

r=8/8

r=1

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