The expression will be x-3.
74.40/3 friends= 24.80 for each friend. Simply division, easy to do on a calculator if you are allowed one.
Answer:
Step-by-step explanation:
Surface area = 2πr(h+r)
= 2 * 3.14 * 8*(8+12)
=2*3.14*8*20
= 1004.8 square unit
Its 60 all you really had to do is 6 times 10