Answer:
Step-by-step explanation:
first runs n+1 laps
and second runs n laps in the same time.
so (n+1)8=10n
10n=8n+8
10n-8n=8
2n=8
n=8/2=4
one lap=1 mile
4 laps=4 miles
4+1=5 laps=5 miles.
first runs 5 miles whereas second runs=4 miles.
Answer:
great :) wbu
Step-by-step explanation:
9^-2 = 1/81 or 0.0123
When there is a negative in front of the exponent it makes a fraction. It is usually just 1/the number it equals if it were positive.
Complete the question properly
Answer:
x = 5.56
Step-by-step explanation:
Sin(17) = 
=> Isolate the "x"
Sin(17) * 19 = x
5.56 = x
Hope this helps!