nickr1213 nickr1213

18-02-2021
Mathematics

contestada

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

The price of a 9minute phone call is 225 What is the price of a 19minute phone call class=

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Yang100 Yang100

18-02-2021

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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