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I theater sells tickets for a concert. Tickets for lower-level seats sell for $35 each and tickets for upper-level seats sell for $25 each. The theater sells 350 tickets for $10,250 how many tickets of each type or sold?

Respuesta :

ag6567
a*25+b*35=10250
a      +b     = 350         | * -25
25a    + 35b= 10. 250
-25a    -25 b=  -8.750
------------------------------
             10b = 1500           
b=1500:10             
b=150  tickets cost $35            
a= 350-150           
a= 200 tickets cost $25 

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