Answer :
Let x be the price for seniors and x the price for children:
The 1st day: 3x+9y=75
The 2nd day: 8x+5y =67
solve these 2 equation with x and y
you will find x = $4 (senior ticket price) and $7 (children ticket price)
The 1st day: 3x+9y=75
The 2nd day: 8x+5y =67
solve these 2 equation with x and y
you will find x = $4 (senior ticket price) and $7 (children ticket price)