The answer is n=(a-b)-1 because when you subtract a-b, you get almost the number of pages, but as you are counting the page b which has is not torn out, you must subtract 1 to get the correct answer if you plugged in a variable
Sry that I can’t answer but I hope u have a great day
Yxucivb:)
Answer:
56.3 cm
Step-by-step explanation:




Answer: 56.3 cm