The coffee shop is having a special where 2 pounds of coffee cost four dollars. Assume that the total cost in dollars y varies d irectly with the number of pounds of coffee x. This can be represented by y=2x. How much will 2.5 pounds of coffee cost
1 answer:
Answer:
Step-by-step explanation:
If 2 pounds costs $4, then 1 pound costs $2. That's why the equation is y = 2x and x is the number of pounds you buy. If you buy 2.5 pounds, then the cost is y = 2(2.5) so
y = $5
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