The perimeter of a playing field for a certain sport is 286 ft. The field is a rectangle, and the length is 45 ft longer than the width. Find the dimensions.

Bed a is seven feet long. bed b is 7/8 of bed a. bed c is 7/8 of bed b. bed d is 7/8 of c. a. come up with an expression for the length of bed d. b. what is the length of bed d?

Asegment in the complex plane has a midpoint at 7 – 2i. if the segment has an endpoint at 11 – 3i, what is the other endpoint?

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)