Search
Google ClassroomGoogle Classroom
GeoGebraGeoGebra Classroom
GeoGebra
  • Home
  • Resources
  • Profile
  • Classroom
  • App Downloads

Week 14 Day 2 Opener

Author:Katie Akesson
Here is an expression: 2x + 3y. Decide if the values in each ordered pair, (x, y), make the value of the expression less than, greater than, or equal to 12.

(0, 5)

Check my answer

(6, 0)

Check my answer

(-1, -1)

Check my answer

(-5, 10)

Check my answer

New Resources

  • Tangent Plane to a Sphere
  • Parallel Lines & Related Angles: Quick Reminders
  • Text with alpha background color
  • The Coordinate Plane (Cartesian Plane)
  • Parallel Lines and Angles: Thinking Classroom Exploration

Discover Resources

  • ACT diagonal problem
  • Different Forms of Our Cone Integral
  • Investigating Concurrence
  • Umbrella Holder

Discover Topics

  • Geometric Distribution
  • Hyperbola
  • Intersection
  • Multiplication
  • Scalene Triangles
AboutPartnersHelp Center
Terms of ServicePrivacyLicense
Graphing CalculatorCalculator SuiteMath Resources

Download our apps here:

Download_on_the_App_Store_Badge_US-UK_RGB_blk_4SVG_092917

© 2026 GeoGebra®