If M is the midpoint of segment CD with CM = 3x + 1 and MD = 8x - 24, find CD.

Cherie measures and records the lengths and sizes of the same style of a sandal found at a shoe store. which equation can be used to determine the approximate shoe size, s, for a foot length of x inches? s = x – 2 s = 2x – 10 s = x + 6 s = 2x + 4

Which of the following expressions are equivalent ?

You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?