Question

Customers of a phone company can choose between two service plans for long distance calls. The first plan has no monthly fee but charges

$
0.19

for each minute of calls. The second plan has a
$
29

monthly fee and charges an additional
$
0.14

for each minute of calls. For how many minutes of calls will the costs of the two plans be equal?

Answer 1

y=1900+10m
y=14m
1900+10m=14m
1900=14m
1900/4=m
475 minutes
or at the cost of $66.50