Chapter 2.1, Problem 50SE

For the following exercises, use your graphing calculator to input the linear graphs in the Y= graph menu.

After graphing it, use the 2^ndCALC button and l:valuebutton, hit ENTER. At the lower part of the screen you will see $"x="$ and a blinking cursor. You may enter any number for x and it will display the yvalue for any x value you input. Use this and plug in $x=0$ , thus finding the y-intercept, for each of the following graphs.

$50.{\text{Y}}_1=\frac{x+5}{2}$