Which function shows the combined cost in dollars, y, for three shipments with x numbers of chargers and tablets

What is the definition of exponential decay?

9/10 divide by -3/15 as a mixed number

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.!