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Solving algebraic inequalities

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  1. Feb 20, 2013 #1
    1. The problem statement, all variables and given/known data
    Solve the following inequalities. Do each one algebraically then check your answers using your calculator's ability (Casio Classspad 330) to solve the inequalities and/or by viewing a suitable graph on your calculator.


    2. Relevant equations
    SEE IMAGE


    3. The attempt at a solution

    ''
     

    Attached Files:

  2. jcsd
  3. Feb 20, 2013 #2

    eumyang

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    Homework Helper

    Your last check should read
    [itex]10 + 5 \geq \frac{2(10 + 14)}{{\color{red} {10}}}[/itex]
    not
    [itex]10 + 5 \geq \frac{2(10 + 14)}{{\color{red} 2}}[/itex]
     
  4. Feb 20, 2013 #3
    Thank you so much! How could I miss it.

    Is there anyway that I can thumbs-up/kudos/support in any way before I close the thread?
     
    Last edited: Feb 20, 2013
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