Absolute Value Part 1

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Taught by MrRutter
  • Currently 4.0/5 Stars.
6533 views | 2 ratings
Part of video series
Meets NCTM Standards:
Lesson Description:

Solving absolute value equations for the variable.

Questions answered by this video:
  • How do you solve an absolute value equation or inequality?
  • How do you solve 2|x - 5| + 3 = 11?
  • How do you solve |x - 5| = 4
  • How do you break an absolute value equation into two equations?
  • How do you get two answers for an absolute value equation?
  • How can you think of absolute value as distance?
  • How do you solve 2|x - 5| + 3 <= 11?
  • How do you solve |x - 5| <= 4?
  • How do you graph |x - 5| <= 4 on a number line?
  • How do you graph an absolute value inequality on a number line?
  • How do you know whether an absolute value inequality should be shaded on the inside between the two points or on the outside facing away from the two points?
  • How do you write two inequalities from an absolute value inequality?
  • How do you know which way the inequality signs face when you break up an absolute value inequality?
  • How do you graph 1 <= x <= 9 on a number line?
  • Staff Review

    • Currently 4.0/5 Stars.
    This lesson explains what can be a confusing topic to students - solving an absolute value equation / inequality. All steps are shown and explained to get the variable all by itself. Also, absolute value inequalities are solved and graphed. This is a must-see explanation for solving absolute value inequalities.