Evaluate the expression.
?
|-4| - |-8|
?

A. -12
B. -4
C. -10
D. 4
E. 32

Answer: B

Mathematics

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A. C = (F - 32)
B. C = 
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D. C = 

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Perform the indicated operation.(-84) ÷ 21

A. - 
B. 4
C. -4
D. -14

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Solve the problem.The sum of the measures of the angles in any triangle is 180 degrees. In triangle ABC, angles A and B have the same measure, while angle C is 30 degrees larger than each of the other two angles. Find the measure of angle C.

A. 130 degrees B. 80 degrees C. 50 degrees D. 100 degrees

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Write the linear system as a matrix equation in the form AX = B, where A is the coefficient matrix and B is the constant matrix. 3x + 6y = 75 9x - 2y = 65

A.
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B.
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C.
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