SOMEONE PLEASE HELP, IM SO STUCK, WILL GIVE BRAINLIEST y = -2/3x + 490

Write the equation in function notation. Explain what the graph of the function represents. Be sure to use complete sentences.

Data was collected on myrtle beach for 11 consecutive days. each day the temperature and number of visitors was noted. the scatter plot below represents this data. how many people visited the beach when the temperature was 84 degrees?

What is the value of x in the diagram below?

Monica build a remote control toy airplane for science project to test the plane she launched it from the top of a building the plane travel a horizontal distance of 50 feet before landing on the ground a quadratic function which models the height of the plane in feet relative to the ground at a horizontal distance of x feet from the building is shown