Use the formula d=rt to find the average speed of a car if the car traveled 320 miles in 8 hours.

If the measure of angle 1 is 110 degrees and the measure of angle 3 is (2 x+10 degree), what is the value of x?

Molly shared a spool of ribbon with 12 people. each person received 3 feet of ribbon. which equation can she use to find r, the number of feet of ribbon that her spool originally had?

How to find the exponential function y=ca^x, with points (1,2) and (2,1)