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Math Help - Picture Frames

  1. #1
    Member GAdams's Avatar
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    Picture Frames

    I got C = 2.5p + 0.5p^2

    But the answer is different.
    Attached Thumbnails Attached Thumbnails Picture Frames-picture-frames.jpg  
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  2. #2
    is up to his old tricks again! Jhevon's Avatar
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    Quote Originally Posted by GAdams View Post
    I got C = 2.5p + 0.5p^2

    But the answer is different.
    what were your simultaneous equations?

    EDIT: i got the same answer as you did. what's the actual answer?
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  3. #3
    Member GAdams's Avatar
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    30x + 900y = 525

    60x + 3600y = 1950
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  4. #4
    Member GAdams's Avatar
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    The answer I had been given is wrong, I just checked on the exam website's marking scheme, we are both right! Yipeee!. Thanks!
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