children - c
adults - a
seniors - s
8c + 17s + 21a = 13274
c = a+47
a+c+s = 886
s = 886-a-c
= 886 - a - (a+47)
= 839 - 2a
sub back
8(a+47) + 17(839-2a) + 21a = 13274
solve for a, from there you can find c
Please show work
The little town arts center charges $21 for adults, $17 for senior citizens and $8 for children under 12 for their lfe performance on sunday. On sunday the revenue paid wa $13,274 for 886 tickets sold. There were 47 more children than adults. How many children attended?
2 answers
283
3 answers