Answer:
the answer is C. (3,9). By the way the word uwu makes you sus
Explanation:
The cost of 3 sketchbooks is $1 each, so 3 sketchbooks cost $3. The cost of 3 puzzles is $3 each, so 3 puzzles cost $9. Therefore, the order pair that represents the cost of 3 sketchbooks as x-value and the cost of 3 puzzles as the y-value is (3,9).
So, the answer is C. (3,9).