Answer:
13
Step-by-step explanation:
Answer:
B : y=5/6cos(pi/30x)+9
Step-by-step explanation:
Edge 2020
Multiply the amount of inches it is by 30 and you will know what the size is in feet.
Answer:
- x + y ≤ 25
- 1.75x + 2.50y ≤ 75
Step-by-step explanation:
- Paperback books = x
- Hard cover books = y
<u>Number of books:</u>
<u>Cost of books:</u>
The system above is the one we need
Answer:
B
Step-by-step explanation:
you divide 140 by 5 so 28 is the answer