SOLUTION: two mechanics worked on a car. the first mechanic charged 65$ per hour. the second mechanic charged $90 per hour. The mechanics worked for a combined total of 15 hours, and togethe
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Question 1189838: two mechanics worked on a car. the first mechanic charged 65$ per hour. the second mechanic charged $90 per hour. The mechanics worked for a combined total of 15 hours, and together they charged a total of $1100. how long did each mechanic work
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
two mechanics worked on a car. the first mechanic charged 65$ per hour. the second mechanic charged $90 per hour. The mechanics worked for a combined total of 15 hours, and together they charged a total of $1100. how long did each mechanic work
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f + s = 15 --- total hours
65f + 90s = 1100 --- cost
================
etc
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