Answer:
Step-by-step explanation:
In 2 days he spends 2*7 = 14 hours total
He divides the number of hours on each song evenly
14 /3 = 4 2/3 hours on each song.
What is 2/3 of an hour?
2/3 * 60 = 120 / 3 = 40 minutes
Total time spent on each song 4 hours and 40 minutes
Answer:
2
Step-by-step explanation:
Answer:
D
Step-by-step explanation:
The quadratic formula:

where a is the coefficient of
, b being the coefficient of
and c being the constant.
Plug in the values:


Since 
The answer is:

In total would be 00.08 because you need to divide to get your answer
-50 - (-221) = 171
This is because subtracting a negative number is like adding a positive version of that instead. For a more simple example:
5 - (-2) = 7 or 5 + 2 = 7