Find the opposite of the expression.3m + 8

A. -3m + 8
B. 3m - 8
C. -3m - 8
D. 3m + 8

Answer: C

Mathematics

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A.
B.
C.
D.

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Factor the expression completely.435 + 202t - 16t2 (projectiles)

A. (29 - 4t)(15 + 4t) B. (29 - 2t)(15 + 8t) C. (29 + 2t)(15 - 8t) D. (15 - 2t)(29 + 8t)

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Find the LCD of the given fractions by inspection. and 

A. 14 B. 5 C. 45 D. 9

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Make the indicated temperature conversion. Round answers to one decimal place if necessary.Convert 17°F to Celsius.

A. -8.3°C B. 22.6°C C. 1.4°C D. 62.6°C

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Mathematics