This ellipse is centered at the origin. Find its equation.
Vertices: (-4,0) and (4,0)
Foci: (-3,0) and (3,0)

The sum of two numbers is 12 and their difference is 18 what are the two numbers

Candy lives in the center of town. her friend darlene lives 28 miles to the east and her friend dana lives 21 miles north. approximately how far do dana and darline live apart ?

Steve had 48 chocolates but he decided to give 8 chocolats to each of his f coworkers. how many chocolates does steve have left