) a river is at -150 feet below sea level. a nearby mountain has an elevation of 1350 feet. if Tina hikes from the river to the top of the mountain, how many feet has she hiked?

Suppose a store sells an average of 80 cases of soda per day. assume that each case contains 24 cans of soda and that the store is open 10 hours per day. find the average number of soda that the store sells per hour.

Mis the midpoint of rq if rm equals 2x + 5 and mq equals 4x - 9 what is the length of rq

Write an inequality for this description. - one fourth of the opposite of the difference of five and a number is less than twenty.