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zakiaboo

  • 3 years ago

The three Math Idol judges have been eliminating contestants all day! The number of one-step equations and two-step equations who have been eliminated today is equal to 1070! If three times the number of one-step equations minus twice the number of two-step equations is equal to 110, how many one-step equations auditioned today? 900 620 520 450

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  1. Loujoelou
    • 3 years ago
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    http://answers.yahoo.com/question/index?qid=20110903113658AANB9Kr

  2. Loujoelou
    • 3 years ago
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    Up above is an explanation given of the question that I found.

  3. Calcmathlete
    • 3 years ago
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    Let x = the number of one-step equations Let y = the number of two-step equations Then set up a system of equations. x + y = 1070 3x - 2y = 110 Just solve the system now.

  4. zakiaboo
    • 3 years ago
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    thank you :) your awesome!

  5. zakiaboo
    • 3 years ago
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    thank you too calcmathlete

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