Answer:
Step-by-step explanation:
<u>Given:</u>
<u>Comparing the total cost, work out the value of x:</u>
- 2x + x + 0.2 = 3.80
- 3x = 3.60
- x = 1.20
Answer: what are the answer choices ?
Step-by-step explanation:
D
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Answer:

Step-by-step explanation:

Answer:
(x,y)=(3/2,7/5)
Step-by-step explanation: