Equations


 * UNIT: Equations**

I. **Learning Objective:** The student will: Find solutions of equations by substitution and mental math. Solve problems by guessing and checking. Solve equations using addition or subtraction. Solve equations using multiplication or division. Solve equations using two steps. Write variable expressions for word phrases. Write equations for sentences. Solve problems by using equations. Work with formulas. Solve equations by simplifying expressions involving combining like terms and the distributive property. Honors additional objective: Solve equations with variables on both sides

Equations Guess and check strategy Using addition and subtraction to solve equations Using multiplication and division to solve equations Two-step equations Writing variable expressions Writing equations Problem solving with equations Solving equations by simplifying and distributive property Formulas Solving equations with variable on both sides Honors: Enrichment/acceleration/higher-level problems Applicable Academic Standards: 2.1.8 A, G 2.2.8 B 2.3.8 A, B, D 2.4.8 B, D 2.5.8 A, B, C, D 2.8.8 A, B, C, D, J
 * Content:**


 * Solve one- and two-step equations.**
 * Solving inequalities in one variable
 * Graphing solution sets of inequalities
 * Recognizing properties of equality

Sample problems from Item Specs [|Content Standard 6.ppt]

CMP unit "Moving Straight Ahead" has an investigation on solving equations.

Links
[|Equations Buster] Great game to explore properties of equality!

[|Algebra Balance Scales] Virtual manipulative - illustrates keeping equations balanced.

[|BrainPOP movie on solving equations] Must be a member or sign up for a free 14-day trial

[|YouTube Movies on Solving Equations] A series of short videos explaining equation solving step-by-step,

[|S.O.S. Math] This section illustrates the process of solving equations of various forms. It also shows you how to check your answer three different ways: algebraically, graphically, and using the concept of equivalence.

[|Practice on Solving Equations]
 * Instructions for using this page:**
 * Click the button "Give me a problem" to get a randomly created problem.
 * Make a serious attempt at solving the problem yourself.
 * Enter your solution in the box.
 * Check your answer by clicking the button "Check the answer".

[|math.com] In-depth instructions, examples, practice problems

[|AAA Math] Learn, Practice, Play, Explore Equations [|Table of Contents]

[|New York Regents Exam Prep] Great illustrations, practice problems

[|Solving Equations with Balance-Strategy Game] Great practice with two-step equations

[|Solving and Graphing Inequalities] Students will review inequality symbols and techniques for solving and then solve and graph inequalities.
 * Interwrite Lesson**