29. (09.04 MC) Using the following equation, find the center and radius:
x2 + 2x + y2 + 4y = 20 (5 points)
The center is located at (1, 2), and the radius is 25.
The center is located at (-1, 2), and the radius is 25.
The center is located at (-1, -2), and the radius is 5.
The center is located at (1, 2), and the radius is 5.

Plz need answer now will mark which situations represent linear functions? check all that apply. a)the temperature rises and falls over the course of a day. temperature is a function of time. b)a baseball is hit into the outfield. the height of the ball is a function of time. c)a car goes 55 mph on the highway. distance is a function of time. d)a child grew 2 inches this year and 1 inch last year. height is a function of time. e)a movie director makes 2 movies per year. the number of movies is a function of the years.

What expression is equivalent to (2x-1)(x-3)?

An 18% discount on a watch saved a shopper $72. find the price of the watch before the discount