How much more will the total cost of three adult tickets be than three children tickets? (SHOW WORK) (Table at bottom)

Book Exhibition

Ticket | Cost

Adults | $22

Children | $15

Seniors | $14

Step-by-step explanation:

cost of adult ticket, AT = $22

Cost of child ticket, CT = $15

Difference in price, D = AT-CT = 22-15 = $7

Difference in price for 3 tickets = 3D = $21

Three Adult Tickets will be $22 more than Three Children's Ticket

Step-by-step explanation:

One Adult = $22

One Child = $15

Three adults = $22 x 3 = $66

Three Children = $15 x 3 = $45

$66 - $45 = $21