SOLUTION: A computer repair bill was $225. This included $75 for parts and $50 for each hour of labor. Find the number of hours of labor.

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Question 652249: A computer repair bill was $225. This included $75 for parts and $50 for each hour of labor. Find the number of hours of labor.
Answer by MathLover1(20849) About Me  (Show Source):
You can put this solution on YOUR website!

let hour of labor be x
A computer repair bill was $225. This included $75 for parts and $50 for each hour of labor;
$225=50x%2B75.......solve for x

225-75=50x
150=50x
150%2F50=x
highlight%283=x%29..the number of hours of labor