If you simply it down you get

so X can technically be any number
7 because you have to round 6 to 7 from the former seven and seven is bigger than 4 so the 6 would become a
7
Answer:
7.970km
Step-by-step explanation:2km 30m=2000m+30m=2030m (1km=1000m)
total distance is 10km which is 10000m.
10000m Minus 2030m equals 7970m so this give's us the answer of 7.97km (7.970km) Hope this helps!
Answer:
Either d or b and b looks like it works hte best
Step-by-step explanation: