SOLUTION: An engine repair cost a truck owner $1,406 in parts and labor. If the parts were $670 and the mechanic charged $46 per hour, how many hours did the repair take?

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Question 720571: An engine repair cost a truck owner $1,406 in parts and labor. If the parts were $670 and the mechanic charged $46 per hour, how many hours did the repair take?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
$1,406 in parts and labor
Let +t+ = hours of labor
+46t+%2B+670+=+1406+
+46t+=+1406+-+670+
+46t+=+736+
+t+=+16+
The repair took 16 hrs