s3unshipaylackeysa s3unshipaylackeysa

26-09-2016
Mathematics

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8 times the sum of half a number and 12 is 30

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texaschic101 texaschic101

26-09-2016

8(1/2n + 12) = 30 <== ur equation
4n + 96 = 30
4n = 30 - 96
4n = - 66
n = -66/4
n = - 16 1/2 or -16.5 <== ur solution

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