Answer:
IT'S DISCRETE
Step-by-step explanation:
I looked it up-
So be grateful
For the month he needs 5classes*10dollars= 50dollars
50dollars from classes +salary per month which is 50dollars=100dollars
Answer:
8.2 minutes
Step-by-step explanation:

492 seconds = 8.2 minutes
Answer:
I think the answer to question 1 is c = x($7) + y($5)