You have prices to rev Edgar has already spent 6 minutes on the phone, and he expects to spend 1 more minute

with every phone call he routes. If he routes 40 phone calls, how much time will Edgar have

spent on the phone in total?

34 minutes

Step-by-step explanation:

Given

Required

Number of minutes left to spend (x)

Since there's only 1 minute left to spend on every other call;

Time left = x * 1

Time left = x

The required can further be calculated using:

This gives:

Subtract 6 from both sides

Hence, there are 34 minutes left to spend

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20%

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