HELP FAST! See image below
FOR 10 POINTS

()1. how do you find range? 2.the following set of data is to be organized into a histogram. if there are to be five intervals on the graph, what should the length of each interval be? 30, 34, 23, 21, 27, 25, 29, 29, 25, 23, 32, 31

What is the equation of this graphed line? enter your answer in slope-intercept form in the box.

Find the value of x. round the length to the nearest tenth