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Step-by-Step Guidance for Practice Exam 2 (College Algebra)

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Solving Systems of Linear Equations by Graphing

  • Solve a System of Linear Equations by Graphing Example 2
    04:42
  • Solve a System of Linear Equations by Graphing Example 1
    3:09
  • Determining Number of Solutions in a System
    06:06

Solving Systems of Linear Equations by Substitution

  • Solving Systems of Linear Equations - Substitution
    5:48

Solving Systems of Linear Equations by Elimination

  • Choosing a Method to Solve a System
    06:26
  • Solving Systems of Linear Equations - Elimination Example 1
    4:32
  • Choosing a Method to Solve a System Example 4
    01:57

Simplifying Rational Expressions

  • Simplifying Rational Expressions Example 2
    03:24
  • Intro To Rational Expressions
    04:37
  • Simplifying Rational Expressions
    04:13

Simplifying Expressions

  • Like Terms Example 1
    02:12
  • Like Terms Example 2
    01:50
  • Like Terms Example 3
    01:21

Slope of a Line

  • Graphing a Line From Its Slope Example 4
    03:41
  • Finding the Slope of a Line Example 2
    03:03
  • Finding the Slope of a Line
    05:13

Slope-Intercept Form

  • Graphing Lines in Slope-Intercept Form
    02:35
  • Parallel and Perpendicular Lines Example 3
    03:32
  • Graphing in Slope-Intercept Form Example 2
    05:57