Answer:
14x+19x+8-8
=33x
because 8-8 is 0 always so the answer is 33X
Assuming that Jeremy spent the entire $100 on the party supplies, here's the breakdown:
$100 - $30 = $70 remaining.
$70 - $10 = $60 remaining.
If he spent $60 on ten hats, and each hat was the same price, then each hat would have cost:

The equation is as follows:

Each hat was $6
If you double 16 you get the answer to 8*4 (Which is 32)
Answer: -2x
X being how tall each level is
If you don't have that information it would just be
-2