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Algebra I

(9 Units, 149 Lessons)

Unit 9 - Understanding Equations(15 Lessons)

Understanding Expressions

Algebra I

» Unit:

Understanding Equations

Big Idea:Variables can stand for a unknown value or range of values. An expression is given meaning by the value of the variables that it contains.

19 Resources

5 Favorites

19 Resources

5 Favorites

More with Expressions

Algebra I

» Unit:

Understanding Equations

Big Idea:Relate the size of the components of an expression in order to meaningfully understand the overall value of the expression.

20 Resources

2 Favorites

20 Resources

2 Favorites

Translating Expressions

Algebra I

» Unit:

Understanding Equations

Big Idea:Successful mathematics students can use the vocabulary of mathematics to explain their ideas.

15 Resources

8 Favorites

15 Resources

8 Favorites

Connecting Expressions to Area

Algebra I

» Unit:

Understanding Equations

Big Idea:Students form a concept image by representing area as the product of binomial factors.

22 Resources

4 Favorites

22 Resources

4 Favorites

Equivalent Expressions: Distributive Property

Algebra I

» Unit:

Understanding Equations

Big Idea:This lesson gives students a more in-depth look at the distributive property.

20 Resources

9 Favorites

20 Resources

9 Favorites

Investigating Properties using expressions

Algebra I

» Unit:

Understanding Equations

Big Idea:Commutative and Associative properties are often overlooked but provide an important foundation for an Algebra course.

19 Resources

6 Favorites

19 Resources

6 Favorites

True & False Equations (Day 1 of 2)

Algebra I

» Unit:

Understanding Equations

Big Idea:Let's take an in-depth look at what it means for mathematical sentences to be equal.

24 Resources

16 Favorites

24 Resources

16 Favorites

True & False Equations (Day 2 of 2)

Algebra I

» Unit:

Understanding Equations

Big Idea:The structure of an equation gives insight into the number of solutions the equation has.

13 Resources

9 Favorites

13 Resources

9 Favorites

Solution Sets to Equations/Inequalities

Algebra I

» Unit:

Understanding Equations

Big Idea:Mathematically literate students understand the language of mathematics and how to represent information symbolically.

13 Resources

1 Favorites

13 Resources

1 Favorites

Solving Equations

Algebra I

» Unit:

Understanding Equations

Big Idea:Using algebraic procedures correctly, it is possible to maintain the equivalence between two expressions while simplifying the equation that describes their relationship.

25 Resources

19 Favorites

25 Resources

19 Favorites

Solving and Justifying Equations

Algebra I

» Unit:

Understanding Equations

Big Idea:Starting from the initial assumption that an equation has a solution, each simplification of that equation should have the same solution set.

23 Resources

5 Favorites

23 Resources

5 Favorites

CAUTION: Equation Solving Ahead

Algebra I

» Unit:

Understanding Equations

Big Idea:Use extreme caution with the statement, "Anything you do to one side of an equation you have to do to the other."

15 Resources

1 Favorites

15 Resources

1 Favorites

Solving Linear Inequalities: Addition and Subtraction

Algebra I

» Unit:

Understanding Equations

Big Idea:The properties of algebra used to simplify an inequality are similar to those used to simplify an equation.

20 Resources

1 Favorites

20 Resources

1 Favorites

Solving Linear Inequalities: Multiplication and Division

Algebra I

» Unit:

Understanding Equations

Big Idea:This lesson develops the idea of why the inequality symbol is reversed when multiplying or dividing both sides by a negative number.

27 Resources

2 Favorites

27 Resources

2 Favorites

Compound Inequalities

Algebra I

» Unit:

Understanding Equations

Big Idea:Students will make connections between a solution graphed on a number line and written in interval notation.

14 Resources

17 Favorites

14 Resources

17 Favorites