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9. Solve the following equation: 28 ÷ 7 + 2 × 3 = ?
A. 18
B. 10
C. 24
D. 12

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Updated 12/5/2012 8:23:31 PM

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19. What is the value of 7 to the fifth power?
A. 35
B. 2,401
C. 78,125
D. 16,807

Weegy: The value of 7 to the fifth power is C. 16,807. (More)

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Updated 12/5/2012 8:22:53 PM

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7 to the fifth power is written as 7^5 and has a value of 16807. The answer is D. 16,807

Added 12/5/2012 8:22:53 PM

16. Solve this equation for A: A ÷ 2 = 4
A. 8
B. 4
C. 6
D. 2

Weegy: Mathematically speaking, the answer would be U = 2 (More)

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Updated 12/5/2012 8:51:58 PM

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18. If 3 times a number minus 2 equals 13, what is the number?
A. 5
B. 2
C. 4
D. –6

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Updated 12/5/2012 8:47:28 PM

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3n-2=13

3n=15

n=15/3

n=5

If 3 times a number minus 2 equals 13, the number is 5.

3n=15

n=15/3

n=5

If 3 times a number minus 2 equals 13, the number is 5.

Added 12/5/2012 8:47:28 PM

Following the order of operations, multiplication and division is performed before addition and subtraction.