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2*3.14r=43.99
We move all terms to the left:
2*3.14r-(43.99)=0
We add all the numbers together, and all the variables
2*3.14r-43.99=0
Wy multiply elements
6r-43.99=0
We move all terms containing r to the left, all other terms to the right
6r=43.99
r=43.99/6
r=7+1/3.0150753768844
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