(x+1)(x+1) (x + 4)(x-4)
-------------------- x -------------------------
(x - 4)(x-4) (x+1)
(x+1) (x + 4)
= -----------------
(x - 4)
Answer is A first choice
(x+1) (x + 4)
-------------------
(x - 4)
Answer:
Casey will take 3 minutes to clean
part of the section.
Step-by-step explanation:
∵ Casey takes the time to cleans
of a section = 1 minute
∴ He will take the time to clean complete section =
= 
= 3.6 minutes
Now time taken to clean
part of the section = 
= 3 minutes
Therefore, left part of the section will be cleaned by Casey in 3 minutes.
To answer this question you need to find the percentage 12 is of 16. To do this you would divide 12 by 16 to get 0.75, then multiply it by 100 to get 75%.
I think this is the answer if you follow the order of operations. X=12
Answer:
448
Step-by-step explanation:
320/5 is 64 miles per hour
64*7 is 448
she will travel 448 miles in 7 hours