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Home > CCA > Chapter A > Lesson A.1.5 > Problem A-57

A-57.

 For each equation below, evaluate for the given value of . Homework Help ✎

  1.  

    Substitute in for .

    Multiply and simplify.

  1.  

    Follow the steps in part (a).

    Remember to use the Order of Operations.

  1.  

    Begin by substituting for in the equation.

  1.  

    Rewrite the equation as .