Perform the indicated operation. Simplify, if possible. + 

A.
B.  
C.  
D.  


Answer: B

Mathematics

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Choose the equation that matches the graph.

A.  +  = 1
B.  +  = 1
C.  +  = 1
D.  -  = 1

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Solve.Cindy wants to secure sequins on a piece of felt shaped like a trapezoid with a height of  and bases of  and  What is the cost of all the sequins if sequins cost  per cm2 of coverage?

A. $149.60 B. $44.80 C. $36.00 D. $173.60

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Solve the problem.If 8 sandwich rolls cost $2.08, how much will 28 rolls cost?

A. $7.28 B. $8.28 C. $18.64 D. $16.64

Mathematics

Use the rules of exponents to simplify the expression. Use positive exponents to write the answer.(-3x-4y-6)2

A.
B. - 
C. 9x8y12
D.

Mathematics