algebra

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If 3 tickets in Japan, plus 2 tickets in Switzerland cost $79.50, and 3 tickets in Switzerland plus 2 tickets in Japan cost $75.30, how much is the average ticket in each country?

  • algebra -

    In Switz: one ticket cost $15.90
    In Japan: " " " $15.90

    3x + 2x = 79.50
    5x = 79.50

    divide each side by 5 and x = 15.9
    substitute the x's in the equation and add to check:

    3(15.9)=47.7
    2(15.9)=31.8
    47.7+31.8= 79.50!!!!!

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