What is the value of x in teh equation 1/5x-2/3y=30, when y=15

Jimmy can run 3.5 miles in 20 minutes. how far can ne run in one hour and ten minutes?

Ataxi company charges $3 for pick-up plus $0.65 for each mile. select the expressions that represent the cost in dollars for a taxi pick-up and m miles. mark all that apply.

Tom travels between the two mile markers shown and then finds his average speed in miles per hour. select the three equations that represent this situation.