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Math Help - Fantastic Linear equation

  1. #1
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    Fantastic Linear equation

    How to solve below question ???

    A supermarket is selling three different fruits, i.e. apple, orange and pear. The price of an apple is RM x, the price of an orange is twice of an apple, and the price of a pear is RM y. Two different stalls, stall A and stall B get their supplies from this supermarket. Stall A bought 350 apples, 200 oranges and 300 pears and pays RM 680. Stall B bought 400 apples, 150 oranges and 250 pears and pays RM 530.
    i) Based on the above information, form a system of linear equations.
    ii) Write the above linear equations in the form of a matrix equation.
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  2. #2
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    Re: Fantastic Linear equation

    Quote Originally Posted by chengleong View Post
    i) Based on the above information, form a system of linear equations.
    Well, why don't you do this?
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  3. #3
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    Re: Fantastic Linear equation

    The first step is to assign letters to each of the "unknown" values. Have you done that?
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