If possible, simplify the expression. If any variables exist, assume that they are positive.7 + 5

A. 12
B. 32
C. 18
D. -32

Answer: B

Mathematics

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Check the addition. If the answer is incorrect, find the correct answer.16,629

A. Incorrect; should be 17,629 B. Incorrect; should be 16,529 C. Correct D. Incorrect; should be 16,539

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Provide an appropriate response.Represent the set -2 ? x on a number line.

A.
B.
C.
D.

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Find the LCM.56x , 7x2 , 8x3

A. 56x3 B. 56x5 C. 8x3 D. 56x2

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Solve the problem.A stockbroker bought 30 shares of stock for $47.80 each. What was the total amount of the purchase?

A. $1434.10 B. $1433.90 C. $1434.00 D. $1434.11

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