Answer:
the answer is 24
Step-by-step explanation:
72/y=3
72/3
24
Answer:
1.5 hours to 525 km
Speed in km/h=

Step-by-step explanation:
XD
Answer:

Step-by-step explanation:

Answer:
5
Step-by-step explanation:
As corresponding lines are equal
16x+1 = 79
16x = 80
x = 5