What we know:
Carpet cleaner a charges $28.25 plus $18 a room. Carpet cleaner B charges $19.85 Plus $32 a room.
What we need to find:
Which equation can be used to find the number of rooms for which the total cost of both carpet cleaners is the same?
28.25 + 18x=19.85 + 32x
Answer is 30 .I think it’s will help you
Answer:
24 hours
Step-by-step explanation:
Kristen = 8 hours
Kristen and Courtney = 6 hours
Courtney = x hours
in six hours kirsten can do 6/8 of the job
6/8 = 3/4
So kirsten is going to be doing 3/4 of the job
Courtney is only going to do 1/4 of the job
Number of hours it takes Courtney to do the job
6/x = 1/4
Cross product
6 * 4 = x * 1
24 = x
x = 24 hours
It will take Courtney 24 hours to type a 50-page paper on her own
Answer: b
Step-by-step explanation:
