Question: Two mechanics worked on a car. The first mechanic charged $ 4 5 per hour, and the second mechanic charged $ 1 2 0 per

Two mechanics worked on a car. The first mechanic charged $45 per hour, and the second mechanic charged $120 per hour. The mechanics worked for a combined total of 15 hours, and together they charged a total of $1050. How long did each mechanic work?
 
 

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