The answer is 16xz/y. Hope this helps. :)
1: 8 faces and 9 with the base 9 vertices and 16 edges
2: 3 faces and 5 with the bases 6 vertices and 9 edges
3: 3 faces and 4 with the base 4 vertices and 6 edges
Hope this can help you.
35 pints is equal to 17.5 quarts a.k.a. 17 and-a-half quarts
Hope this helped!
First of all (3x + 50) is equal to (6x - 10)
so (3x + 50) = (6x - 10)
3x + 50 = 6x - 10
60 = 3x
20 = x
There ya go!