Solve the linear equation.4(2z - 4) = 7(z + 5)

A. -19
B. 19
C. 51
D. 23

Answer: C

Mathematics

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State whether you would expect the data set to be normally distributed.Age at death for residents of the U.S.

A. Normal B. Not normal

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Perform the indicated operation.(4a5 - 3a3) + (8a5 + 9a3)

A. 12a10 + 6a6 B. 18a8 C. 18a16 D. 12a5 + 6a3

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Which property does the expression represent?4 × 2 = 2 × 4

A. Commutative Property of Multiplication B. Identity of Multiplication C. Associative Property of Multiplication D. Identity of Addition

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Divide.

A. -  - i
B.  + i
C.  + i
D. -  - i

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