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7.88=2*3.14*r
We simplify the equation to the form, which is simple to understand
7.88=2*3.14*r
Simplifying:
7.88=+6.28*r
Simplifying:
7.88=+6.28r
We move all terms containing r to the left and all other terms to the right.
-6.28r=-7.88
We simplify left and right side of the equation.
-6.28r=-7.88
We divide both sides of the equation by -06.28 to get r.
r=1.25477707006
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