Can someone help me on #7 and #9? It is to find x and y in a parallelogram. Thanks! Will give 12 points.

Aformual for 8 bottles of window cleaner calls for 6 cups of rubbing to customers alcohol 2 1/4 gallons of water and 1 1/2 cups of ammonia alcohol would the forula call if a factory made 1,280 bottles for stores to sell to customers

For a field trip to the zoo, 4 students rode in cars and the rest filled nine busess. how many students were in each bus if 472 students were on the trip

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu