The center of a circle is at (-3, 1) and it's radius is 9.

What is the equation of the circle?

(x - 3) ^2 + (y + 1) ^2 = 81

(x - 3) ^2 + (y + 1) ^2 = 18

(x + 3) ^2 + (y - 1) ^2 = 81

(x + 3) ^2 + (y - 1) ^2 = 18

What are the opposites of 5, - 5.6, 3.35, and 7 1 2?

Any number that is divisible by 3 is divisible by nine

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Evan's soccer team played a total of 19 games in the fall season. Evan scored in about 1/4 of the games. Which number is the closest to the number of games in which Evan scored a goal?

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A carpenter is putting a skylight in a roof. If the roof measures 10x + 9 by 7x + 7 and the skylight measures x + 5 by 3x + 3, what is the area of the remaining roof after the skylight is built?

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What is the surface are of a storage b