4r+1.3=7.9

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Solution for 4r+1.3=7.9 equation: 



4r+1.3=7.9

We move all terms to the left:

4r+1.3-(7.9)=0

We add all the numbers together, and all the variables

4r-6.6=0

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

4r=6.6

r=6.6/4

r=1+1/1.5384615384615

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