math

alan scored a total of 14 points for answering all 15 questions on a math quiz for every correctly answered question alan got 2 points for every wrong ahe lost 2 points how many questions did he answer correclty

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  1. all correct would be 30
    he's 16 points shy, so he must have missed 16/4 = 4.

    11 right = 22
    4 wrong = -8
    22-8=14

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  2. X - #correct
    Y - # wrong
    X+Y = 15
    2*X-2*Y = 14

    X-Y = 7
    X+Y =15

    2X=22

    X=11

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  3. Love it keep working

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  4. Good job keep on working

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  5. I need help with this question

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