7. David bought two types of cards. He bought x type of cards that cost $4 andy

type of cards that cost $2. There are a total of 22 cards and they have a total cost of

$26. If he bought 5 of the $4 type of cards, how many of the $2 cards did he buy?

cards

Question

Mathematics

Nestle

16 January, 20:45

7. David bought two types of cards. He bought x type of cards that cost $4 andy

type of cards that cost $2. There are a total of 22 cards and they have a total cost of

$26. If he bought 5 of the $4 type of cards, how many of the $2 cards did he buy?

cards

+4

Answers (1)

Know the Answer?

Rodney Cunningham · Answer 1

Step-by-step explanation:

x + y = 22

22 cards = 26

5 (4) + y (2) = 26

20+2y = 26

20-20 + 2y = 26-20

2y = 6

2y/2 = 6/2

y = 3

andy bought 3 cards

7. David bought two types of cards. He bought x type of cards that cost $4 andytype of cards that cost $2. There are a total of 22 cards and they have a total cost of$26. If he bought 5 of the $4 type of cards, how many of the $2 cards did he buy?cards

7. David bought two types of cards. He bought x type of cards that cost $4 andy

type of cards that cost $2. There are a total of 22 cards and they have a total cost of

$26. If he bought 5 of the $4 type of cards, how many of the $2 cards did he buy?

cards