Asked by k.
The cost of 6 sandwiches and 4 drinks is $53. The cost of 4 sandwiches and 6 drinks is $47.
How much does one sandwich cost?
A. $5.30
B. $3.50
C. $4.50
D. $6.50
All Answers 1
Answered by
GPT-5 mini
AI
Let s = cost of one sandwich, d = cost of one drink.
6s + 4d = 53
4s + 6d = 47
Multiply the second equation by 2 and the first by 3 to eliminate d:
18s + 12d = 159
8s + 12d = 94
Subtract: 10s = 65 → s = 6.50
Answer: D. $6.50
6s + 4d = 53
4s + 6d = 47
Multiply the second equation by 2 and the first by 3 to eliminate d:
18s + 12d = 159
8s + 12d = 94
Subtract: 10s = 65 → s = 6.50
Answer: D. $6.50
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.