Answer:
6 hours
Step-by-step explanation:
Let the total work be X
Combined speed: X/2
Ron's speed: X/3
Harry's speed: S
X/2 = X/3 + S
S = X/2 - X/3 = (3X - 2X)/6 = X/6
Harry's speed is X/6, so he'll take 6 hours
Yes, it depends on what kind of model
Answer:
|x-5|=13
Step-by-step explanation:
I think this is right
Answer:
10
Step-by-step explanation:
the answer is 10 you half to divide 40 and u get 4
The answer is C. x=3 2(3)^3=54