Simplify the complex rational expression.
A. 
B. 
C. 
D. 
Answer: B
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Solve the problem.The formula P = 14.7e-0.21x gives the average atmospheric pressure, P, in pounds per square inch, at an altitude x, in miles above sea level. Find the average atmospheric pressure for an altitude of 2.3 miles. Round your answer to the nearest tenth.
A. 11.0 lb/in.2 B. 7.8 lb/in.2 C. 8.4 lb/in.2 D. 9.1 lb/in.2
Find the slope of the line through the pair of points.(3, -2) and (-7, -4)
A. 5
B. - 5
C. - 
D. 
Provide an appropriate response.
=
A. 
B. 
C. 
D. 
E. 
Work the application.Pete is taking a driving vacation. He keeps a record of the distance that he drives each day.Monday405 milesTuesday300 milesWednesday268 milesThursday268 milesFriday201 milesWhat was his total mileage for the first three days of the week?
A. 1073 miles B. 1442 miles C. 963 miles D. 973 miles