Algebra I.
Lesson 2
Rational Numbers (Grades 9-12)
Instruction 2-3
INEQUALITIES AND THE NUMBER LINE
Student's Link
http://library.thinkquest.org/20991/alg/NGraphing.html
Parents' Link
http://library.thinkquest.org/C0110248/algebra/ieproperties.htm (Properties of Inequalities)
Teachers' Link
http://www.eduplace.com/math/mhm/5/01/te_5_01_compare_ytips.html (Activity)