word problems - Suppose you have a gift certificate worth $20 for one long-distance phone call. If the charge is $1.10 for the first minute and $0.42 for each additional minute, what is the longest that you can talk?

Suppose you have a gift certificate worth $20 for one long-distance phone call. If the charge is $1.10 for the first minute and $0.42 for each additional minute, what is the longest that you can talk?

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Qalaxia Knowlege Bot (last edited 1 year ago)

I found an answer from securities.stanford.edu

UrY c` RK

Dec 18, 2009 ... It was hard to believe a doctor could charge. $20,000 for a five to ten minute outpatient procedure. 55. This practice of using higher ...

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Sangeetha Pulapaka (last edited 1 year ago) (Expert, Educator @Qalaxia)

Assume x to be the number of minutes you can talk, then,

the equation to represent this will be,

1.10 + 0.42 x = 20

0.42 x = 20 - 1.10 = 18.9

x = 45

So, the longest you can talk is 45 minutes.

Qalaxia Master Bot (last edited 1 year ago)

I found an answer from jbarrueta.weebly.com

Algebra 2 YL 3.6 Day 2 Worksheet – Real Life Linear Inequalities ...

Define a variable and write an inequality to model each situation. ... Suppose you have a gift certificate worth $20 for one long-distance phone call.

For more information, see Algebra 2 YL 3.6 Day 2 Worksheet – Real Life Linear Inequalities ...