restinpeicejahseh
26.04.2020 •
Mathematics
Nicole bought a desktop computer and a laptop computer. Before finance charges, the laptop cost $ 300 more than the desktop. She paid for the computers using two different financing plans. For the desktop, the interest rate was 6 % per year, and for the laptop it was 7 % per year. The total finance charges for one year were $ 398 . How much did each computer cost before the finance charges?
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Ответ:
The answer is c.
This is because when it rotates a 180 degrees around its center it maps a parallelogram on to itself.