Question

Antonia is keeping track of the number of pages she reads. She started the school year having already read 95 pages her book, and she then reads 20 pages each day. The function for her total pages read is fx) -20x +95. What do fx) and x represent in Antonia's situation?

Answer 1

It says that Antonia read 20 pages a day so the variable (x) attached to the number 20 would be "number of days".

f(x) represents how many pages in total Antonia has read.