MATH

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you purchase 8 video game machines for a total of $2722. A nintendo costs $249 and an Xbox costs $395. How many nintendos and how many xboxes did you buy?
What 2 equations do I write and how do i solve it? (elimination substituation etc.)

  • MATH -

    x+y = 8
    249 x + 395 y = 2722

    try substitution
    y = (8-x)
    then
    249 x +395(8-x) = 2722

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