Hello from MrBillDoesMath!
Answer:
Choice D, d+5
Discussion:
(d+5) ( d-5) = d^2 - 25 so the answer is (d+5) or choice D
Thank you,
MrB
Speed against current = 120 miles / 6 hours = 20 miles / hour
Speed with current = 120 miles /5 hours = 24 miles / hour.
Speed of boat in still water = (20+24)/2 = 22 miles / hour
Just multiply it so multiply 59.89 x 4 and then for number 8 multiply 88.70 x 4
Answer:
d
Step-by-step explanation:
It shows that there is only one way to get to 10 which is by multiplying it by 1
