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Home > INT3 > Chapter 4 > Lesson 4.4.2 > Problem 4-121

4-121.

  Solve each equation or inequality.

  1.  

    Rewrite the equation as: or

    Solve and check both equations.

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    Get the absolute value expression by itself first. Then rewrite the equation using the hint in part (a).

  1.  

  1.  

    See part (c).