abbyeostrander abbyeostrander
  • 25-11-2014
  • Mathematics
contestada

Tickets to a play cost $5 for adults and $2 for children. If $1,750 tickets were sold for a total of $7,100 how many children's tickets were sold?

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luana
luana luana
  • 25-11-2014
[tex]x-\ number\ otickets\ for\ adults\\\\ y-\ number\ of\ tickets\ for\ children\\\\ \left \{ {{5x+2y=7100} \atop {x+y=1750\ \ |*(-2)}} \right. \\\\ \left \{ {{5x+2y=7100} \atop {-2x-2y=-3500}} \right.\\+----\\addition \ method\\\\ 3x=3600\ \ \ | divide\ by\ 3\\\\x=1200\\\\ y=17500-1200=5500\\\\ There\ were\ 5500\ children\ tickets\ sold.[/tex]
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alitzahm6 alitzahm6
  • 08-01-2021

Answer:

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Step-by-step explanation:

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