Add and simplify. + 

A.
B.
C.
D.


Answer: D

Mathematics

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Write an equivalent double integral with the order of integration reversed.

A.
B.
C.
D.

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Solve the problem.A bag of marbles has twice as many blue marbles as green marbles, and the bag has at least 33 marbles in it. At least how many green marbles does it have?

A. At least 17 green marbles B. At least 11 green marbles C. At least 12 green marbles D. At least 22 green marbles

Mathematics

Find the slope of the line passing through the pair of points or state that the slope is undefined.(3, 2) and (4, 6)

A.  
B. - 4
C.  
D. 4

Mathematics

Find the perimeter of the figure.A rectangular coal bin has a length of  feet and a width of  feet. What is its perimeter?

A. 8 feet
B. 16 feet
C. 16 feet
D. 8 feet

Mathematics