The domain is the set of first numbers of the ordered pairs: {-1, 0, 1, 2}
Answer is 7
You have to do
54 - 12= 42
Then divide 42 by 6 which equals 7
Horizontal distance = 48'
difference in elevation = 18"-6" = 12" = 1'
Slope of the sewer line = rise/run = 1/48 = 0.0208 = 2.08%
Answer:
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