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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asked Jan 17, 2015 113k views

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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?

Mathematics
middle-school

Guidoman asked

by Guidoman

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2 Answers

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Answer:

ggbfv d

Explanation:

cdvfvrbrbjrngrkmrkmrolgvmrogrgoltmbotlmgotlmrogm

Thetaco answered Jan 19, 2015

by Thetaco

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$x-\ number\ otickets\ for\ adults\\\\ y-\ number\ of\ tickets\ for\ children\\\\ \left \{ {{5x+2y=7100} \atop *(-2)} \right. \\\\ \left \{ {{5x+2y=7100} \atop {-2x-2y=-3500}} \right.\\+----\\addition \ method\\\\ 3x=3600\ \ \ | divide\ by\ 3\\\\x=1200\\\\ y=17500-1200=5500\\\\ There\ were\ 5500\ children\ tickets\ sold.$