Which change to the mapping would make the relation a function?
Input
Output
- 5
6
2
-4
3
1
А.) Change-5-6 to -5--9.
B.) Change 3-6 to 3 →-7.
C.) Remove-5-6.
D.) Remove 3 →-6.

What is the answer to this question? i'm a bit stumped. also how do i do it? 5(x - 4) = 2(x + 5)

Write an inequality for this description. - one fourth of the opposite of the difference of five and a number is less than twenty.

Mason and christian go to the movie theater and purchase refreshments for their friends. mason spends a total of $45.75 on 3 bags of popcorn and 6 drinks. christian spends a total of $71.50 on 6 bags of popcorn and 4 drinks. write a system of equations that can be used to find the price of one bag of popcorn and the price of one drink. using these equations, determine and state the price of a drink, to the nearest cent.