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? asked in Education & ReferenceHomework Help · 8 years ago

LINEAR SYSTEMS HOMEWORK HELP!!!!!! HELLPPP!!!!!!!!!!!!!!!! DAFUQQQQQ I NEED HELPP!!!!!!!! CALL 911 TO HELP ME?

HOW TO DO THIS QUESTION WITH LOTS OF EXPLANATION:

If you buy 7 hamburgers adn 3 slices of pizza from Sizzler, you get $1 change from a 20 dollaar bill. If you buy 8 hamburgers and 2 slices of pizza, you get 0.5 dollars back from a 20 dollar bill. how much change would you get from a 20 dollar bill if you bought 3 slices of pizza and 5 hamburgers?

1 Answer

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  • ?
    Lv 5
    8 years ago
    Favorite Answer

    let "h" denote hamburger cost and "p" denote pizza slice cost. We're given the following:

    7h + 3p = 19

    8h + 2p = 19.5

    Solve for h and p, then use that information to answer your question.

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