I think it’s 90 just add them up the subtract 180
D__ is 7.5<x
C is x<10
Step-by-step explanation:
just do the inequality and graph
(40 min)/(5 mi) = (time)/(7 mi) . . . . . the rates are the same
(7/5)*(40 min) = time = 56 min
At the same rate, it would take Petra 56 minutes to jog 7 miles.
Answer: 80 and 100
Step-by-step explanation:
180/2=90
90+10=100
90-10=80
