Nick and Steph are each saving money to buy a bus ticket. The total cost for two tickets is $390. Steph currently has $75 in her bank
account and plans to save $15 each week. Which equation could she use to calculate the number of weeks (x) it will take her to save
enough money to buy her ticket?
1- 2015 + 753) = 390
2- 2,75 + 15x) = 390
3- 2115 + 75x) = 390
4- 2/75 + 15x) = 390