Asked by Alexis
AT&T:$0.08 per minute,$5 monthly fee
VOIP:(cable phone):free calls,$35 monthly fee
Cell:$40 for first 400 minutes,$0.25 per minute after 400
equation for each?
how to graph?
VOIP:(cable phone):free calls,$35 monthly fee
Cell:$40 for first 400 minutes,$0.25 per minute after 400
equation for each?
how to graph?