Question 48841
C+A=24 & 17A+8C=363 OR C=24-A SUBSTITUTING 24-A FOR C IN THE SECOND EQUATION WE GET 17A+8(24-A)=363 OR 17A+192-8A=363 OR 9A=171 A=19 ADULT TICKETS & 
C=24-19 OR C=5 CHILDREN'S TICKETS.

17*19+5*8=363 OR 323+40=363 OR 363=363