Find the valuesof integers x and y: x^(8)+16y^(8)=0

Adifferent website gives the cost for the first train as £56.88 and the second train as £20.11 with a £9.50 charge for cycle storage for the whole trip. how much would the journey cost you?

Tickets to a science exposition cost $5.75 each for studentd and $7.00 for adults.how many students and adults went if the ticket charge was $42.75

An ulcer medication has 300 milligrams in 2 tablets. how many milligrams are in 3 tablets?