20+8r=4+5r

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Solution for 20+8r=4+5r equation: 



20+8r=4+5r

We move all terms to the left:

20+8r-(4+5r)=0

We add all the numbers together, and all the variables

8r-(5r+4)+20=0

We get rid of parentheses

8r-5r-4+20=0

We add all the numbers together, and all the variables

3r+16=0

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

3r=-16

r=-16/3

r=-5+1/3

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