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earnstyle [38]
4 years ago
13

Morgan sold 500 raffle tickets for a fund-raiser. Tickets for children cost $1.50, and tickets for adults cost $2.50. Morgan sol

d $1100 worth of raffle tickets.
How many adult raffle tickets did Morgan sell?
Mathematics
1 answer:
Xelga [282]4 years ago
5 0
A+c=500, c=500-a

2.5a+1.5c=1100, using c found above in this equation gives you:

2.5a+1.5(500-a)=1100

2.5a+750-1.5a=1100

a+750=1100

a=250

So 250 adult tickets were sold.


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