Question 1159415
b, Box seats
r, Reserved seats
g, Lawn seats


{{{system(b+r+g=4000,9b+6r+4g=25240,(9/2)b+(6/2)r+4g=15760)}}}


{{{system(b+r+g=4000,9b+6r+4g=25240,9b+6r+8g=31520)}}}----------the value of g can come from this, very quickly,...