Can anyone help me with this problem?

What is the slope of the line (-7,2) (4,6)

Sawsan recorded the favorite sport of students at her school. she surveyed 200 students. how many students chose tennis?

Acompound inequality is graphed, and its graph consists of all real numbers. which open scentence could have resulted in this solution set r> 3 or r< -2. r< 3 or r< -2. r> 3 or r> -2. r< 3 or r> -2 plz asap