Pls help will give brainliest. Only answer if u know what the answer is. TYSM!! ;)

Answer soon(fast) 15 pts-brainliest? for right answer with small explination a restaurant catered a party for 40 people. a child’s dinner (c) cost $11 and an adult’s dinner (a) cost $20. the total cost of the dinner was $728. how many children and adults were at the party? use the table to guess and check.(i couldn't get the graph onto the question)                                8 children and 32 adults9 children and 31 adults10 children and 30 adults12 children and 28 adults

Which polynomial function has x intercepts -1, 0, and 2 and passes through the point (1, -6)

What is the 9th term in the geometric sequence described by this explicit formula? an=-6. (2)(n-1) apex