r+20/8=3

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Solution for r+20/8=3 equation: 



r+20/8=3

We move all terms to the left:

r+20/8-(3)=0

determiningTheFunctionDomain
r-3+20/8=0

We multiply all the terms by the denominator


r*8+20-3*8=0

We add all the numbers together, and all the variables

r*8-4=0

Wy multiply elements

8r-4=0

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

8r=4

r=4/8

r=1/2

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