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13. If 3 times a number minus 2 equals 13, what is the number? A. 5 B. –6 C. 2 D. 4
A. 5
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Expert answered|coop7|Points 20|
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Asked 9/19/2012 12:08:50 PM
Updated 20 days ago|9/29/2020 12:55:39 AM
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If 3 times a number minus 2 equals 13, 5 is the number.

Solution:

3n -2 = 13

3n = 13 + 2

3n = 15

3n/3 = 15/3

n = 5
Added 20 days ago|9/29/2020 12:55:39 AM
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Solve this equation: –9h – 6 + 12h + 40 = 22. A. h = – 4 B. h = 4 C. h = –4/7 D. h = 24
Weegy: –9h – 6 + 12h + 40 = 22; 3h + 34 = 22; 3h = 22 - 34; 3h = -12; h = -12/3; h = -4 (More)
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