Symbolically, write this:
C
7 5. Know how to evaluate that?
C stands for "combination."
Answer:

Step-by-step explanation:
Let
h -----> the number of hours, Elon works during one 5-day work week
we know that

Elon’s break time must be equal to 1/2 of an hour multiplied by 5 days plus 1/5 multiplied by the total hours h
so

Solve for h
Multiply by 10 both sides to remove the fraction




Answer: 52
Step-by-step explanation: Not much work with this one but hope this helps :)
Answer:
6.3
Step-by-step explanation:

40 = 

x = 6.3