Heya!!!
Answer to your question:
Let Adam's points be x.
Nick has points =7200=20%of x+x
20/100 *x + x=7200
x/5 +x=7200
6x/5=7200
x= 7200*5/6
x=6000
Adam has 6,000 points.
Hope it helps *_*
Answer:
Bob = 6km/h, Joe = 4km/h
Step-by-step explanation:
Bob walked 6km/h after 3 hours = 18 km
Joe walked 4km/h after 3 hours = 12 km
Finally, their distance is 30 km.
18 x
--- = ----
5 100
18×100 = 5×x
1800 = 5x
------- ----
5 5
360 = x
Hope this helps!!!