Helen earns $12 each weekend by babysitting her brother. after the third weekend, helen buys a new cd for $12.48.how much money does helen have left after buying the cd

An airport in death valley is 60 feet below sea level, and an airplane is flying 2,000 feet above sea level. how many feet must the plane descend in order to land? a. 2060 b. 2000 feet c. 1940 feet d. 1880 feet e.1400 feet will mark as brainliest

If x = -2, then x 2-7x+10 equals a. 0 b.20 c.28

What is the result of the following division?