The least common denominator is 5y, and can be obtained by multiplying
-1/y by 5/5 to get -5/5y.
If we add the numbers using the least common denominator, we get:
-5/5y + 2/5y = -3/5y
Answer attached below. Hope it helps
Answer:
a) 9 km
b) 18 km
c) She runs at a constant speed of 9 km/h
Step-by-step explanation:
Answer:
89
Step-by-step explanation:

we evaluate when t=2

so it's 89 feet
as the following pic you can see the answer.
#diameter is 8 so radius is 4