Someone please help me out

Write an explicit formula that represents the sequence defined by the following recursive formula:

On a piece of paper, graph y< x+1. then determine which answer matches the graph you drew.

22. catie is starting a babysitting business. she spent $26 to make signs to advertise. she charges an initial fee of $5 and then $3 for each hour of service. write and solve an inequality to find the number of hours she will have to babysit to make a profit. interpret the solution.!