A customer purchases a solar energy system for their home. After six months they owe $6480 on the system. After 20 months they owe $5220.

Solve for x -2.3(r - 1.2 ) = -9.66 enter you answer as decimal.

Identify the graph of y = ln 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.!