Question

>> The total cost of a pizza and 3 drinks is $19. The price of the pizza is $10 and each drink is the

same price, d.
Which model represents the situation?
10
d
d
d
19
.) What is the price of one drink?
d
?

Answer 1

$3

Explanation:

• ⇒ 10 + 3d = 19 is represented by the figure
• ⇒ 3d = 9
• ⇒ d = 3
• The price of one drink is $3

Answer 2

d = 3

Explanation:

According the figure:

• 10 + d + d + d = 19
• d = 3

Answer Check Below:

⇒ 10 + 3 = 13

⇒ 13 + 3 = 16

⇒ 16 + 3 = 19

Therefore, d = 3.