Collect like terms
14. x2 + 2x - x - 2​

Convert 2000 swiss francs to dutch guilders

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.!

David leaves his house to go to school. he walks 200 meters west and 300 meters north. how far is david from his original starting point?