### Home > CC3 > Chapter Ch9 > Lesson 9.2.3 > Problem 9-90

9-90.

Use the rule

*y*= –2*x*+ 5 to answer the questions below.*9-90 HW eTool*(Desmos). Homework Help ✎What is the slope of the line?

Where does the line cross the

*y*-axis?

Pick two points on the line and find the change in *y*-values over the change in *x*-values to find the slope.

What do you get? Does this value correspond with a value in the rule above?

Where on the graph does the line cross the *y*-axis?

Also, logically, the graph will cross the *y*-axis when *x* = 0.

Using the rule, can you calculate this value?

What do you get? Does this value correspond with a value in the rule above?

(0, 5)

Use the eTool below to help you with this problem.

Click the link at right for the full version of the eTool: *CC3 9-90 HW eTool*