SOLUTION: the circumference of a certain circle is six times the radius increased by 10 meters. find the radius of the circle?

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Question 513658: the circumference of a certain circle is six times the radius increased by 10 meters. find the radius of the circle?
Answer by Sarpi(32) About Me  (Show Source):
You can put this solution on YOUR website!
The circumference of a circle is 2πr
And the circumference is equal to (6*r+10)
π=22/7
So 6r+10=2πr
6r%2B10=2%2A%2822%2F7%29%2Ar
6r%2B10=%2844%2F7%29+%2A+r
7%286r%2B10%29=44r
42r%2B70=44r
70+=+44r-42r
70+=+2r
r = 35
Hence the radius is 35meters