Answer:
Sum is - 5n² -8n + 4.
Step-by-step explanation:
Given : (3n² – 5n + 6) + (–8n²– 3n – 2) .
To find : Sum .
Solution : We have (3n² – 5n + 6) + (–8n²– 3n – 2) .
Combine like terms :
(3n² - 8n²– 5n - 3n + 6 - 2).
- 5n² -8n + 4.
Therefore, Sum is - 5n² -8n + 4.
Divide then multiply then do left to right
Answer:
2/5 = 3x
It takes 2/15 hours to do one task.
Answer:
3.14
Step-by-step explanation:
if you want the exact answer you can multiply 7 by the value of
, that is = 3.14