Mathematics, 12.12.2020 15:50 deb64

Two mechanics worked on a car. The first mechanic charged $ 105 per hour, and the second mechanic charged $55 per hour. The mechanics worked for a combined total of 20 hours, and together they charged a total of $1850. How long did each mechanic work?

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Two mechanics worked on a car. The first mechanic charged $ 105 per hour, and the second mechanic ch...

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