Math Medics
S.o.s. Math: Real Number Line, Interval Notation
This lesson explains the different types of notation used in describing solutions of graphs on number lines. Covers the basics as well as set and interval notation. Practice exercises and their solutions are also available to you.
Richland Community College
Richland Com. College: Graphing Systems of Inequalities
Thyis site offers problem solving systems and graphing systems of inequalities. Illustrations included.
University of Cambridge
University of Cambridge: Nrich: Graphing Number Patterns
On this one page website sharpen your logic, graphing and pattern recognition skills while working on this challenge. The solution is available to double check your solution.
University of Cambridge
University of Cambridge: Nrich: A Cartesian Puzzle
This one page website lets you practice plotting points on the coordinate grid. See if you can find the missing coordinates to complete the shapes. When you are finished the solutions are only a click away.
Sophia Learning
Sophia: Finding Intersections: Lesson 2
This lesson demonstrates graphing two lines on a coordinate plane and determining the point where two lines intersect. It is 2 of 5 in the series titled "Finding Intersections."
Sophia Learning
Sophia: Finding Intersections: Lesson 5
This lesson demonstrates graphing two lines on a coordinate plane and determining the point where two lines intersect. It is 5 of 5 in the series titled "Finding Intersections."