Lesson Plans: Introduction Lesson Plan 1: The Phone Bill Problem - Linear Functions Lesson Plan 2: Hot Dog Sales - Solving Linear Equations and Inequalities

Lesson Plan 2: Hot Dog Sales - Solving Linear Equations and Inequalities

Overview:
This lesson will provide students with an introduction to solving equations and inequalities numerically (using a table), graphically, and algebraically.

Time Allotment:
One 50-minute class period

Subject Matter:
Linear equations and inequalities

Learning Objectives:
Students will be able to:
• Write a profit equation for a simple business.
• Solve equations numerically, graphically, and algebraically.
• Solve inequalities numerically, graphically, and algebraically.
Standards:
Principles and Standards for School Mathematics, National Council of Teachers of Mathematics (NCTM), 2000:

NCTM Algebra Standard for Grades 6-8
http://standards.nctm.org/document/chapter6/alg.htm

NCTM Algebra Standard for Grades 9-12
http://standards.nctm.org/document/chapter7/alg.htm

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