5r+9=11+4r

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Solution for 5r+9=11+4r equation: 



5r+9=11+4r

We move all terms to the left:

5r+9-(11+4r)=0

We add all the numbers together, and all the variables

5r-(4r+11)+9=0

We get rid of parentheses

5r-4r-11+9=0

We add all the numbers together, and all the variables

r-2=0

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

r=2

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