Answer:
7 Hours
Step-by-step explanation:
Given The lawyer charges $100 per month for a client.
Also he charges $75 per hour
Let the hours he worked for the client be x
The money the lawyer gets from the hourly charges is $75x
The total money the lawyer charged is $625
total money = monthly charges + hourly charges
625=100 + 75x
75x=525
x=525/75=7
Therefore the lawyer has to work for 7 hours to charge $625
thanks
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Average rate of change is just using the slope formula: (y2-y1)/(x2-x1).
I'm honestly not really sure, but it has to be either (2,10) or (10,2). I've never seen a question like this...