bjaii3k bjaii3k

16-11-2016
Mathematics

contestada

The product of 9 and the sum of three times a number and 8 is 180. What is the number?

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texaschic101 texaschic101

16-11-2016

9(3n + 8) = 180
3n + 8 = 180/9
3n + 8 = 20
3n = 20 - 8
3n = 12
n = 12/3
n = 4 <==

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