K+A=300
1.5K+2A=525
multiply the first equation by 2, then subtract the second equation, and you get...
.5K=600-525
K=150 tickets
A=150 tickets
Jarrett was selling tickets at local carnical. The tickets cost 2.00 for adults and 1.50 for children. How many of each kind of ticket did he sell if he sold a total of 300 tickets for $525?
1 answer