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posted by connie Tuesday, March 13, 2012 at 5:27pm.
solve if x=student price and y =adult price and 2y + 5x=77 and 2y + 7x=95 what are the price for admission for both adult and child
subtract them: 2x = 18 x=9 sub into the first: 2y + 45 = 77 2y = 32 y = 16
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