Lets look at the hours they are open from. 9 am - 4:30 pm which is 7 and a half hours a day. Now we multiply 7 1/2 by the number of days they are open, which will be 7 1/2 * 255 = 1,912.5. This means that the library is open 1,912 1/2 hours a year.
I hope I've helped! :)
Answer:
{(-1, 8), (0, 5), (2, -1), (3, -4)}
Step-by-step explanation:
I used a calculator, pls let me know if im incorrect
use PEMDAS (parenthesis first)
4 * (x * 3) =
4 * 3x =
12x
Answer:
multiply by 4 divide by 2
Step-by-step explanation:
Answer:
x=18/5
Step-by-step explanation: