Need help in Basic Algebra or Algebra I?

### 1. Pre-Algebra Review

1.1 Introduction

1.2 Factors and Fractions

1.3 Decimals

1.4 Ratio, Proportions and Percents

1.5 Measurements

### Basic Algebra

#### 2. Solving Equations

2.1 Introduction to Solving Equations

2.2 Techniques for Solving Equations

#### 3. Linear Equations and their Graphs

3.1 The Slope of a Line

#### 4. Solving and Graphing Inequalities

**5. Absolute Value **

**6. Graphs and Functions**

**
7. Solving Systems of Equations and Inequalities**

**
8. Word Problems using Systems of Equations**

**9. Exponents**

**10. Polynomials**

**11. Factoring Polynomials**

**12. Quadratic Equations and Functions**

12.1 Graphs of Quadratics

**13. Radical Expressions and Equations **

**
14. Rational Expressions and Functions**

**
15. Introduction to Statistics**

You can use the free Mathway widget below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.

We have a series of free Basic Algebra or Algebra I Video
Lessons.

The pre-algebra review is from the Portland Community College.

Related Topics:

Videos,
worksheets, and activities to help Algebra students,
Common Core
Math Algebra

1.1 Introduction

Whole
NumbersPlace Value and Word Names Expanded Form Rounding and Inequalities Addition and Subtraction of Whole Numbers |
Whole
NumbersMultiplication and Division Exponents and Powers of Ten Order of Operations: Problems with Two or More Operations |

FactorsAverage Multiples Divisors and Factors Divisibility Tests |
Factors
& FractionsPrimes and Composites Prime Factorization Least Common Multiple Fractions and Mixed Numbers: What is a Fraction? |

FractionsImproper
Fractions to Mixed Numbers and vice versa Reducing Fractions Multiplication of Fractions |
FractionsDivision
of Fractions Multiplication and Division of Mixed Numbers Listing Fractions in Order of Value |

FractionsAddition
of Like and Unlike Fractions Addition and Subtraction of Mixed Numbers |
FractionsSubtraction
of Fractions Order of Operations and Average |

Decimal
Numbers: Place Value and Word Names Expanded Form Decimals to Fractions Listing Decimals in Order of Value |
DecimalsApproximation
of Decimals Addition and Subtraction of Decimals Multiplication of Decimals |

DecimalsMultiplication
and Division by Powers of Ten Division of Decimals Fractions to Decimals and vice versa Order of Operations and Average |

Ratio
and Proportion Solving Proportions Word Problems (Proportions) |
PercentsWhat
is Percent? Changing Decimals to Percents and vice versa Fractions to Percents and vice versa |

PercentsFractions,
Decimals, and Percents Review Solving Percent Problems Word Problems (Percents) Business Related Problems |

MeasurementsEnglish Measurements

Metric Measurements

Conversion of Units

GeometryPerimeter and Circumference

Area of Common Geometric Figures

Volume of Common Geometric Solids

Signed Numbers Addition and Subtraction of Signed Numbers | Multiplication and Division of Signed Numbers ReviewOrder of Operations |

Defining Variables Additive and Multiplicative Inverses | Simplifying Expressions and the Distributive Property |

Simplifying Expressions and Combining Like Terms |

Ratios | Proportions |

Solving Literal Equations | Percent Change |

The
Slope of a LineDefinition of Slope

Finding the Slope of a Line from a Graph

Finding the Slope of a Line from 2 Points

Finding the Slope of a Line from an Equation

Linear EquationsWriting Equations in
Slope-Intercept Form

Graphing Lines using a Table of Values

Applications of Linear Equations

Standard Form of a Linear Equation

Graphing Linear EquationsIntercepts of
Linear Equations

Graphing Lines Using Intercepts

How to Graph a Line using slope-intercept form, y=mx+b

Point-Slope Form of Linear Equations

Graphing LinesFinding the Equation of a
Graphed Line

Parallel and Perpendicular Lines

VariationDirect Variation

Inverse Variation

Linear
Inequalities Solving and Graphing Inequalities using
Addition or Subtraction Solving and Graphing Inequalities using Multiplication or Division |
Solving and Graphing Multistep Inequalities |

Solving and Graphing Compound Inequalities | Graphing Inequalities with Two Variables |

Absolute
ValueDefinition of Absolute Value Absolute Value Equations Applications of Absolute Value Absolute Value Calculator |
Absolute
Value Inequalities Absolute Value Inequality Graphs in
Two Variables Shifts in Absolute Value Graphs |

Plotting Points and Naming Quadrants Interpreting Graphs | RelationsRelations
and Determining Whether a Relation is a Function Function Notation |

GraphsConnecting
Graphs, Tables, and Equations Writing an Equation to Describe a Table Writing an Equation to Describe Pictures Domain and Range |

Systems
of EquationsIntroduction to Systems of Equations Solving Systems of Equations by Graphing Solving Systems of Equations by Substitution Solving Systems of Equations by Elimination |
Systems
of Equations & InequatlitiesInconsistent and
Dependent Systems of Equations Solving Systems using Matrices Systems of Inequalities |

Mixture
Problems Rate Word Problems Work Word Problems Money Word Problems |
Age
Word Problems Sum of Digits Percent Concentration Selling Multiple Items |

ExponentsIntroduction
to Exponents

Rules of Exponents

Multiplication and Division Properties of Exponents

Zero and Negative Exponents

Scientific Notation

Simplifying Expressions with Exponents

PolynomialsPolynomial
Vocabulary Adding and Subtracting Polynomials |
Multiply
PolynomialsMultiplying Monomials and/or Binomials and
FOIL Multiplying Polynomials using Area Models Multiplying Larger Degree Polynomials using Distributing Multiplying Polynomials: Special Cases |

Divide PolynomialsDividing a Polynomial by a Monomial Dividing a Polynomial by a Binomial using Long Division |

Factoring
TrinomialsGreatest Common Factors Difference of Perfect Squares Factoring Trinomials, a = 1 Factoring Trinomials with "a" Not Equal to One |
Factoring
Special Cases Perfect Square Trinomials Factoring Trinomials by Grouping |

12.1 Graphs of Quadratics

Graphs of QuadraticsExploring Quadratic
Graphs

Graphing Quadratic Equations

Vertical and Horizontal Shifts of Quadratic Graphs

Dilations of Quadratic Graphs

Solve Quadratic EquationsVocabulary of
Quadratic

Solving Quadratic Equations by Factoring

Solving Quadratic Equations using Square Roots

Completing the Square

Use Quadratic FormulaThe Quadratic
Formula

The Discriminant

Applications of Quadratic EquationsThe
Vertex and Axis of Symmetry

Applications of Quadratic Equations

Radical
ExpressionsSimplifying Radical Expressions Adding and Subtracting Radical Expressions Multiplying and Distributing Radical Expressions Dividing Radicals and Rationalizing the Denominator |
Radical
EquationsSolving Radical Equations Graphing Radical Equations using a Table Graphing Radical Equations using Shifts Estimating Square Roots Cube Roots |

Rational
FunctionsIntroduction to Rational Functions Simplifying Rational Functions with Factoring and GCFs |
Rational
ExpressionsMultiplying and Dividing Rationals Adding and Subtracting Rational Expressions Solving Rational Equations with Like Denominators Solving Rational Equations with Unlike Denominators |

StatisticsMean

Median

Mode

Range

Probability

Scatterplots and Correlations

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You can use the free Mathway widget below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.

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