shay341
contestada

a total of 321 tickets were sold for the school play. They were either adult tickets or student tickets. The number of student tickets sold was two times the number of adult tickets sold. How many adult tickets were sold

Respuesta :

Joey, divide the total of 321 by 3. that's the number of adult tickets. double that answer and that's the number of student tickets.
student tickets= adult tickets* 2

total tickets= ST + AT

subbing in ST=2*AT into total=ST+AT

Total= 2*AT + AT

Total=3AT

321=3AT

AT=321/3=107

Total= ST +AT

321= ST + 107
321-107=ST
ST=214
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