✨⚡️⭐️PLEASE HELP QUESTION IS IN THE PICTURE ⭐️⚡️✨

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

What is the range of the relation in the table below? x y –2 0 –1 2 0 4 1 2 2 0

Apublic library wants to place 4 magazines and 9 books on each display shelf. the expression 4s+9s represents the total number of items that will be displayed on s shelves. simplify the expression