If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

Main content

8th grade (Illustrative Mathematics)

Course: 8th grade (Illustrative Mathematics) > Unit 3

Lesson 5: Lesson 9: Slopes don't have to be positive
Math
8th grade (Illustrative Mathematics)
Unit 3: Linear relationships
Lesson 9: Slopes don't have to be positive
© 2023 Khan AcademyTerms of usePrivacy PolicyCookie Notice

Slope from graph

CCSS.Math: 8.F.B.4, HSF.LE.A.2
Google Classroom
You might need: Calculator

Problem

A coordinate plane. The x- and y-axes each scale by one. A graph of a line intersects the points zero, negative three and one, negative one.
What is the slope of the line?
  • Your answer should be
  • an integer, like 6
  • a simplified proper fraction, like 3, slash, 5
  • a simplified improper fraction, like 7, slash, 4
  • a mixed number, like 1, space, 3, slash, 4
  • an exact decimal, like 0, point, 75
  • a multiple of pi, like 12, space, start text, p, i, end text or 2, slash, 3, space, start text, p, i, end text
Stuck?
Stuck?