I believe the answer is -9 you start from the inner most parenthesis
I can not answer the question sorry
Answer: 10
Step-by-step explanation: 20-10=10, 30-20=10, 40-30=10.
Hi There!
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Question #1:
Total Cost for Kites-R-Fun: y = 8x + 0
Total Cost for Windy Kites: y = 20x + 0
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Question #2:
![\left[\begin{array}{ccc}Kites-R-Fun&Windy Kites\\8&20\\16&40\\24&60\\32&80\\40&100\\48&120\\56&140\\64&160\\72&180\\80&200\end{array}\right]](https://tex.z-dn.net/?f=%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7DKites-R-Fun%26Windy%20Kites%5C%5C8%2620%5C%5C16%2640%5C%5C24%2660%5C%5C32%2680%5C%5C40%26100%5C%5C48%26120%5C%5C56%26140%5C%5C64%26160%5C%5C72%26180%5C%5C80%26200%5Cend%7Barray%7D%5Cright%5D)
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Hope This Helps :)