HELP (easy math, i just dont understand it but mabey you guys will)

How to solve a simultaneous equation involved with fractions?

Which of the following equations is equivalent to x/3-6/x=1

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.!