Solve Rational Equations 3

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Taught by YourMathGal
  • Currently 4.0/5 Stars.
5976 views | 1 rating
Part of video series
Meets NCTM Standards:
Lesson Description:

Part 3 of Solving Rational Equations; more examples.

More free YouTube videos by Julie Harland are organized at http://yourmathgal.com

Questions answered by this video:
  • What is a rational equation?
  • How do you solve equations with fractions in them?
  • How do you solve equations when x is in the numerators and denominators of the fractions?
  • How do you check your solution to a rational equation?
  • When is a fraction undefined?
  • How do you solve x/(x + 12) = 1/(x + 5)?
  • If two fractions are equal and they have the same denominator, are their numerators equal?
  • How do you solve a quadratic equation that results from a rational equation?
  • How do you solve x(x + 5) = x + 12?
  • Staff Review

    • Currently 4.0/5 Stars.
    This lesson goes through an additional practice problem showing how to get rid of fractions in algebraic equations when there are variables in the numerators and denominators and then solving. This lesson goes through a more complicated problem than the previous lessons have shown.