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Mathematics 57 Online
OpenStudy (danielbarriosr1):

An auditorium earned $25000 in sold-out concert ticket sales. Front section tickets cost $75 per seat and back tickets cost $50 per seat. The number of front section seats is twice the number of back section seats. How many seats are in front section?

OpenStudy (acxbox22):

75x+50y=25000 x=2y

OpenStudy (acxbox22):

substitute 2y into the first equation, solving for y and then plug the y value into any equation for the x-value which is your answer

OpenStudy (acxbox22):

200y=25000 y=125 x=2(125) x=250

OpenStudy (danielbarriosr1):

where does the 2y came from?

OpenStudy (acxbox22):

from your question x=front row seats y=back section seats

OpenStudy (danielbarriosr1):

Oh

OpenStudy (acxbox22):

it says the number of front row seats(x) is(=) twice the number of back section seats(2y) put it all together and you get......x=2y

OpenStudy (danielbarriosr1):

Ooooh

OpenStudy (acxbox22):

yeahhhh..

OpenStudy (danielbarriosr1):

Thank you

OpenStudy (acxbox22):

anytime

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