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
Answer:
Three Adult Tickets will be $22 more than Three Children's Ticket
One Adult= $22
One Child =$15
Three adults= $22 x 3= $66
Three Children= $15 x 3= $45
$66 - $45= $21
2
For Every x value the y value increases by 2
Total cost, c = 7p
1pound =$7
Joe buys p pounds,
p pounds = $7 * p
p pounds = 7p
18 combinations
