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7.68=2*3.14*r
We simplify the equation to the form, which is simple to understand
7.68=2*3.14*r
Simplifying:
7.68=+6.28*r
Simplifying:
7.68=+6.28r
We move all terms containing r to the left and all other terms to the right.
-6.28r=-7.68
We simplify left and right side of the equation.
-6.28r=-7.68
We divide both sides of the equation by -06.28 to get r.
r=1.22292993631
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