8(r-1)=r-23+4r

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Solution for 8(r-1)=r-23+4r equation: 



8(r-1)=r-23+4r

We move all terms to the left:

8(r-1)-(r-23+4r)=0

We add all the numbers together, and all the variables

8(r-1)-(5r-23)=0

We multiply parentheses

8r-(5r-23)-8=0

We get rid of parentheses

8r-5r+23-8=0

We add all the numbers together, and all the variables

3r+15=0

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

3r=-15

r=-15/3

r=-5

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