What is the center and radius of the circle, x^2+y^2+2x-6y+9=0

Center(-1,3)

Radius:1

Step-by-step explanation:

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to find the unit price, we must figure out the cost of one item (in this case one dish towel).   to do this, we divide the total price ($7.92) by the number of items bought (for this problem it is 8, because there are eight dish towels in one pack).  

$7.92/8 = $0.99

therefore, the unit price, or the price of one dish towel, is $0.99.

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