Answer:
2
Step-by-step explanation:
Step 1:
- 21w + 9 + 8w = - 5w - 5
Step 2:
- 13w + 9 = - 5w - 5
Step 3:
- 7w + 9 = - 5
Step 4:
- 7w = - 14
Step 5:
14 = 7w
Answer:
w = 2
Hope This Helps :)
Answer:
a and d
Step-by-step explanation:
i took the test
Answer:
Hepatitis C.
Step-by-step explanation:
8 workers can complete a task in 10 days, meaning the man-hours needed to this task is 80 man-hours.
Hence for 5 workers to complete the same task that require 80 man-hours, 80÷5= 16.
So, it will take 16 days for 5 workers to complete this task.
We can write 2 1/4 as 9/4
So, 6 / 9/4 = 6*4/9 = 24/9 = 2.66