Austin made this histogram showing the number of siblings for each of the students in his swim class.

how many more students have 2 or 3 siblings than 4 or 5 siblings?

2

8

9

11

Afarmer has a large field that is x feet in length. he wants to fence in a rectangular section in the middle of the field , leaving a length of 100 feet of open field behind each end of the fenced rectangle.he also wants the width of the fenced-in space to be 100 feet less than its length. find the expressions to represent the length and width of the fenced section of the field