I phone company offers to monthly plan plan a cost $21 plus an additional $0.17 each minute of calls play B $26 in additional 0.12 $ for each minute of calls For what amount of calling do the two plans cost the same

Question

Mathematics

Annabelle Baird

11 August, 06:06

I phone company offers to monthly plan plan a cost $21 plus an additional $0.17 each minute of calls play B $26 in additional 0.12 $ for each minute of calls For what amount of calling do the two plans cost the same

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Answers (1)

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Boris · Answer 1

100 minutes

Step-by-step explanation:

Let x = # of minutes

Company A: y = 21 +.17x

Company B: y = 26 +.12x

Set the equations = to each other.

21 +.17x = 26 +.12x

.17x = 5 +.12x

.05x = 5

x = 100