Lamar bought a desktop computer and a laptop computer.

Question

Lamar bought a desktop computer and a laptop computer. Before finance charges, the laptop cost $250 less than the desktop. He paid for the computers using two different financing plans. For the desktop the interest rate was per 9% year, and for the laptop it was 6% per year. The total finance charges for one year were $300 . How much did each computer cost before finance charges?

Answer 1

desk=x 9%int x1.09+(x-250)1.06=300

lap=x-250 6%int

x=262.8

desk retail=262.80*1.09=286.45

lap retail= 12.8*1.06=13.57