Answer: the answer is in the attachment.
Answer:Frederick county:2.5x+15,Montgomery county:3x+10
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<span>The stellar disk of the Milky Way Galaxy is approximately 100,000 light-years (9×1017 km) (6×1017 mi) in diameter, and is considered to be, on average, about 1,000 light-years (9×1015 km) thick. It is estimated to contain at least 200 billion stars and possibly up to 400 billion.</span>
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