Answer:
x = 12
Step-by-step explanation:
Because if you multiply 3 and 4 its 12 Which makes the answer 12
C(x)= 50.41
for the minute multiplying 9×50= 400 minute
Answer:
1. 25
2. 9
Step-by-step explanation:
If I'm correct, to complete the square you need to use 
So, for #1, b is 10. 
= 5. 
= 25.
For #2, b is -6. 
= -3. 
= 9.
1 3/4 hours of work equates to $18.375 so $18.38.
2 1/3 hours of work equates to $24.50.
1 5/12 hours of work equates to $14.875 so $14.88
Add all values $18.38+$24.50+$14.88 = $57.76
Doug has a total amount of earnings which = $57.76, good luck!
