ALGEBRA
Web Resource
Quick Reference

Chapter 1
Chapter 2
Chapter 3
Chapter 4
Chapter 5
Chapter 6
Chapter 7
Chapter 8
Chapter 9
Chapter 10
Chapter 11
Chapter 12

Chapter 4: Linear Equations

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4.1  Coordinates and Graphs

Coordinate Plane

This site defines the parts of a coordinate plane.

4.2  Graphing Points and Lines

Slope and y-intercept  

This site defines slope and y-intercept.

Graphing linear equations and functions

This site shows linear equations and functions and their graphs.

Graphing Equations

This site has a function graphing calculator.

Graphing Linear Equations

This site shows how to graph linear equations.

Linear Equations

This site defines the parts of a linear equation.

Line Graphing

This site allows you to move a line on a coordinate graph.

4.3  The Slopes of a Line

Slope and y-intercept  

This site defines slope and y-intercept.

Linear Equations

This site defines the parts of a linear equation.

4.4  Graphing Linear Equations

Equations of a Straight Line

This site gives the equation of the graphed line and allows you to move the line and thus change the equation.

Slope and y-intercept

This site defines slope and y-intercept.

Graphing linear equations and functions

This site shows linear equations and functions and their graphs.

Graphing Equations

This site has a function graphing calculator.

Graphing Linear Equations

This site shows how to graph linear equations.

Linear Equations

This site defines the parts of a linear equation

Line Graphing

This site allows you to move a line on a coordinate graph

4.5  Writing Linear Equations

Writing an Equation in Slope-intercept Form

This site graphs linear equations using two points or using one point and the slope of the line.

Linear Equations

This site defines the parts of a linear equation.

4.6  Linear Functions

Linear Equations

This site defines the parts of a linear equation

4.7  Slopes of Parallel and Perpendicular Lines

Slope and y-intercept  

This site defines slope and y-intercept.

Linear Equations

This site defines the parts of a linear equation

4.8  Using A Graphics Calculator

Scientific and Graphing calculator

This site has a scientific and/or graphing calculator.

Graphing linear equations and functions

This site shows linear equations and functions and their graphs.

Graphing Equations

This site has a function graphing calculator.

Graphing Linear Equations

This site shows how to graph linear equations.

Linear Equations

This site defines the parts of a linear equation.

Line Graphing

This site allows you to move a line on a coordinate graph.