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create a situation that can be modelled by this linear system, then write a related problem.
10x + 5y = 850
x - y = 10

  • math -

    Items of type A cost $10 each.
    Items of type B cost $5 each.
    The total amount spent is $850.
    Ten more items of type A are bought than B.
    x type A items and y type A items are bought.
    Solve for x and y

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