Kevin has $4.85 in nickels and dimes. if he has 34 fewer dimes than nickels, how many coins (nickels and dimes) does he have altogether?

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.!