Algebra FlexBook® for Middle School

Algebra FlexBook® for High School

For Middle School

For High School

Levels are CK-12's student achievement levels.

Basic
Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.

At Grade (Proficient)
Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.

Advanced
Students matched to this level are ready for material that requires superior performance and mastery.

Sorry, there are no FlexBook® Textbooks for this selection.

Spanish Books

- Number Lines
- Inequalities on a Number Line
- Sets and Symbols
- Order of Operations
- Algebra Expressions with Fraction Bars
- Algebra Expressions with Exponents
- Calculator Use with Algebra Expressions
- Numerical Expression Evaluation
- Definition of Variable
- Mathematical Expressions
- Checking Solutions
- Variable Expressions
- Working with Real Numbers
- Axioms for Real Numbers
- Distributive Property
- Opposites and Absolute Values
- Operations with Real Numbers
- Simplify Expressions
- Simplify Variable Expressions Involving Integers
- Simplify Single Variable Expressions

- Equations that Describe Patterns
- Sentences as Single Variable Equations
- Input-Output Tables
- Extend Numerical Patterns
- One-Step Equations and Inverse Operations
- Single Variable Addition Equations
- Single Variable Subtraction Equations
- Mental Math for Addition and Subtraction Equations
- Inverse Property of Addition in Decimal Equations
- Inverse Property of Addition in Fraction Equations
- One-Step Equations Transformed by Multiplication/Division
- Single Variable Multiplication Equations
- Single Variable Division Equations
- Mental Math for Multiplication/Division Equations
- Division to Solve Decimal Equations
- Multi-Step Equations
- Two-Step Equations and Properties of Equality
- Solving Real-World Problems with Two-Step Equations
- Multi-Step Equations with Like Terms
- Equations with Decimals, Fractions, and Parentheses
- Distributive Property for Multi-Step Equations
- Solving Real-World Problems Using Multi-Step Equations
- Equations with Variables on Both Sides
- Applications of One-Step Equations
- Problem-Solving Models
- Trends in Data
- Guess and Check, Work Backward
- Scale and Indirect Measurement Applications
- Formulas for Problem Solving
- Dimensional Analysis
- Applications Using Linear Models
- Problem Solving Plan, Mental Math

- Properties of Order
- Inequalities that Describe Patterns
- Inequality Expressions
- Inequalities with Addition and Subtraction
- Inequalities with Multiplication and Division
- Inequalities with Multiplication
- Inequalities with Division
- Multi-Step Inequalities
- Inequalities with Like Terms
- Inequalities with the Distributive Property
- Compound Inequalities
- Union and Intersection of Sets
- Solutions to Compound Inequalities
- Absolute-Value Equations and Inequalities
- Absolute Value Equations
- Graphs of Absolute Value Equations
- Absolute Value Inequalities
- Graphs of General Absolute Value Equations with Technology
- Graphs of Absolute Value Inequalities
- Applications with Inequalities
- One-Step Inequalities

- Function Notation
- Domain and Range of a Function
- Functions that Describe Situations
- Points in the Coordinate Plane
- Graphs in the Coordinate Plane
- Functions on a Cartesian Plane
- Graphs of Functions based on Rules
- Function Rules based on Graphs
- Graphs of Inequalities in One Variable
- Linear and Non-Linear Function Distinction
- Algebraic Functions
- Vertical Line Test
- Solving Open Sentences in Two Variables
- Function Notation and Linear Functions
- Graph of a Linear Equation in Two Variables
- Graphs of Linear Equations
- Horizontal and Vertical Line Graphs
- Intercepts by Substitution
- Intercepts and the Cover-Up Method
- Graphs of Linear Functions
- Problem Solving with Linear Graphs
- Linear Inequalities in Two Variables
- Testing Solutions for Linear Inequalities in Two Variables
- Slope
- Rates of Change
- Slope of a Line Using Two Points
- Slope-Intercept Form
- Graphs Using Slope-Intercept Form
- Forms of Linear Equations
- Write a Function in Slope-Intercept Form
- Comparing Equations of Parallel and Perpendicular Lines
- Determining the Equation of a Line
- Write an Equation Given the Slope and a Point
- Write an Equation Given Two Points
- Fitting Lines to Data
- Linear Interpolation and Extrapolation

- Systems of Linear Equations in Two Variables
- Checking a Solution for a Linear System
- Graphs of Linear Systems
- Linear Systems with Addition or Subtraction
- Linear Systems with Multiplication
- Comparing Methods for Solving Linear Systems
- Systems Using Substitution
- Consistent and Inconsistent Linear Systems
- Determining the Type of Linear System
- Applications of Linear Systems
- Graphs of Systems of Linear Inequalities in Two Variables
- Checking for Solutions to Systems of Linear Inequalities
- Systems of Linear Equations in Three Variables
- Mixture Problems
- Wind/Water Current Problems
- Digit Problems
- Systems of Linear Inequalities
- Linear Programming

- Addition and Subtraction of Polynomials
- Addition of Polynomials
- Subtraction of Polynomials
- Polynomials in Standard Form
- Multiplication of Monomials by Polynomials
- Multiplication of Polynomials by Binomials
- Multiplying a Polynomial by a Monomial
- Multiplying Polynomials
- Multiplying Binomials Mentally
- Factoring Completely
- Monomial Factors of Polynomials
- Special Products of Polynomials
- Factorization of Quadratic Expressions
- Factoring by Grouping
- Sum and Difference of Cubes
- Applications of Factoring
- Zero Product Principle
- Solving Problems by Factoring

- Polynomials and Rational Expressions
- Dividing Monomials
- Division of Polynomials
- Excluded Values for Rational Expressions
- Simplifying Rational Expressions
- Zero, Negative, and Fractional Exponents
- Operations with Rational Exponents
- Operations with Rational Expressions
- Products and Quotients of Rational Expressions
- Addition and Subtraction of Rational Expressions
- Sums and Differences of Rational Expressions with Unequal Denominators
- Complex Fractions
- Rational Expressions in Open Sentences
- Open Sentences Involving Fractions or Percents
- Open Sentences Involving Whole-Number Denominators
- Percent Problems
- Rational Expressions in Equations and Problems
- Clearing Denominators in Rational Equations
- Fractional Equations
- Number Problems
- Work Problems
- Motion Problems
- Ratio, Proportion, and Variation
- Rational Equations Using Proportions
- Direct Variation
- Inverse Variation Models
- Joint and Combined Variation
- Applications Using Rational Equations

- Rational versus Irrational Numbers
- Properties of Rational Numbers versus Irrational Numbers
- Decimals and Fractions
- Evaluation of Square Roots
- Rational Square Roots
- Irrational Square Roots
- Estimation of Square Roots
- Pythagorean Theorem and its Converse
- Solving Equations Using the Pythagorean Theorem
- Distance Formula
- Midpoint Formula
- Expressions with Radicals
- Simplification of Radical Expressions
- Multiplication and Division of Radicals
- Raising a Product or Quotient to a Power
- Sums and Products of Expressions Containing Radicals
- nth Roots
- Radical Equations
- Graphs of Square Root Functions
- Shifts of Square Root Functions

- Solutions Using the Discriminant
- Use Square Roots to Solve Quadratic Equations
- Completing the Square
- Quadratic Formula
- Using Quadratic Equations to Solve Problems
- Graphing Quadratic and Other Polynomial Functions and Equations
- Quadratic Functions and Their Graphs
- Quadratic Functions and Equations
- Polynomial Functions
- Exponential Properties and Functions
- Exponent Properties with Variable Expressions
- Solving Equations with Exponents
- Scientific Notation
- Exponential Growth and Decay
- Logarithms
- Linear, Exponential, and Quadratic Models
- Applications of Function Models
- Identification of Quadratic Models
- Identification of Exponential Models

- Matrices to Represent Data
- Matrix Algebra
- Adding and Subtracting Matrices
- Multiplying Matrices by a Scalar
- Matrix Multiplication
- Determinants
- Cramer's Rule
- Matrix Equations
- Solving a Matrix Equation
- Writing and Solving a Matrix Equation for a Linear System
- Solving Linear Systems Using Matrices and Technology
- Inverse Matrices
- Applications of Matrices
- Partial Fraction Expansions

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