Write a system of equations for the problem, and then solve the system.Two cars leave a city and head in the same direction. After 5 hours, the faster car is 35 miles ahead of the slower car. The slower car has traveled 255 miles. Find the speeds of the two cars.
A. 44 mph and 51 mph
B. 70 mph and 77 mph
C. 53 mph and 60 mph
D. 51 mph and 58 mph
Answer: D
Mathematics
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Find the volume of the indicated region.the region bounded by the paraboloid 
and the xy-plane
A. 20?
B. 80?
C. 
?
D. 200?
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Give the appropriate form of the partial fraction decomposition.
A. 
+ 
B. 
+ 
C. 
+ 
D. 
+ 
Mathematics
Find the sum, regrouping when necessary.
A. 1227 B. 1224 C. 1126 D. 11,534
Mathematics
Evaluate f(x) at the given value of x. Approximate the answer to the nearest hundredth.ex, x = -3
A. -8.15 B. 0.05 C. 0.06 D. 1.1
Mathematics