20+4r=32-r

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Solution for 20+4r=32-r equation: 



20+4r=32-r

We move all terms to the left:

20+4r-(32-r)=0

We add all the numbers together, and all the variables

4r-(-1r+32)+20=0

We get rid of parentheses

4r+1r-32+20=0

We add all the numbers together, and all the variables

5r-12=0

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

5r=12

r=12/5

r=2+2/5

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