United Telephone charges a base rate of $7.00 for service, plus an additional charge of $0.25 per minute. Atlantic Call charges a base rate of $12.00 for service, plus an additional charge of $0.20 per minute. For what number of minutes would the bills for each telephone company be the same?  Choose the correct choice from the following answers
A) 200 minutes  B) 100 minutes  C) 120 minutes  D) 140 minutes  E) 160 minutes
Lets take number of minutesx.   Given that, 7+0.25x=12+0.2x -&gt;0.05x=2 -&gt; x=100minutes   ANS 100 minutes
<result>B</result>
United Telephone charges a base rate of $7.00 for service, plus an additional charge of $0.25 per minute. Atlantic Call charges a base rate of $12.00 for service, plus an additional charge of $0.20 per minute. For what number of minutes would the bills for each telephone company be the same?