What is the slope of a trend line that passes through the points (5,80) and (7,65)?

Julie goes to the sports store and spends $40.50 before tax. she buys a pair of shorts for $21.75 and 3 pairs of socks that each cost the same amount. how much does each pair of socks cost? $$

In order to be invited to tutoring or extension activities a students performance 20 point higher or lower than average for the

You eat $0.85 for every cup of hot chocolate you sell. how many cups do you need to sell to earn $55.25