Answer:
x=6 y=5
Step-by-step explanation:
Answer:
146 feet below the surface
Step-by-step explanation:

I believe it would be 13p im not for sure though
Well first do 36 divided by 4, which is 9, then square root 9 to make it 3, so your answer should be 3
So, what is the case in which he uses the least coins? can he use 1 coin? no, there isn't a 35 cent coin. can he use 2 coins? yes! he can use 25+10 cent coins!
now, the largest number of coins means the coins of the smallest value: so using only 5 cent coins. How many would this be?
we have to divide:
35/5=7
so we would use 7 coins.
And the difference is 5: 7-2 is 5.