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March 26, 2017

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tickets to a museum cost $5 for general admission and $2 with student ID. On Friday night 200 tickets were sold for $625. How many general admissions tickets were sold.

  • algebra - ,

    G + S = 200 Therefore:

    G = 200 - S

    5G + 2S = 625

    Substitute 200-S for G in second equation and solve for S. Insert that value into the first equation and solve for G. Check by inserting both values into the second equation.

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