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Algebra word problem

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Customers of a phone company can choose between two service plans for long distance calls. The first plan has a $21 one-time activation fee and charges 10 cents a minute. The second plan has no activation fee and charges 14 cents a minute. After how many minutes of long distance calls will the costs of the two plans be equal?

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Solution Summary

This solution explains the concept of using linear equation for solving algebra word problem.

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cost of calling by first plan = 21 + 0.1x

cost of calling by second ...

Solution provided by:
  • BSc, Meerut University
  • MSc, Meerut University
  • MPhil, Institute of Advanced Studies
  • MSc, AIT
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