Question 4 (multiple choice worth 5 points)

paula purchased adult and child tickets for the carnival. tickets cost $19.95 for each adult and $9.95 for each child. let x represent the number of adult tickets purchased and y represent the number of child tickets purchased. write an expression to represent the total cost of the tickets paula purchased.

$19.95x + $9.95y
$19.95y + $9.95x
($19.95 + $9.95)(x + y)
($19.95 - $9.95)(x + y)