Mega-Gym costs a one-time $60 membership fee and then charges $70 per month, while Mega-er-Gym does not charge a membership fee but costs $90 per month. If you sign up for Mega-Gym, how many months is it until your cost os the same as Mega-er-Gym?

MegaGym costs a onetime 60 membership fee and then charges 70 per month while MegaerGym does not charge a membership fee but costs 90 per month If you sign up f class=