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zhannawk [14.2K]
3 years ago
9

The price of a 9-minute phone call is $2.25. What is the price of a 19-minute phone call?

Mathematics
1 answer:
defon3 years ago
4 0

Answer:

$4.75

Step-by-step explanation:

9/2.25=19/x

cross product

2.25*19=9*x

42.75=9x

x=42.75/9

x=4.75

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