Juma earns $12.50 for each newspaper subscription he sells. he also earns $50 base salary each week. if he wants to earn $400 next week, how many newspaper subscriptions does he need to sell?

Aheated piece of metal cools according to the function c(x) = (.5)x ? 7, where x is measured in hours. a device is added that aids in cooling according to the function h(x) = ? x ? 2. what will be the temperature of the metal after two hours?

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

What is the equation of this graphed line? enter your answer in slope-intercept form in the box.