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Which number satisfies the inequality 12n < 3n + 28? A.) 3 B.) 4 C.) 5 D.) 6
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Which number satisfies the inequality 12n < 3n + 28? A.) 3 B.) 4 C.) 5 D.) 6
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May 7, 2018
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Which number satisfies the inequality 12n < 3n + 28?
A.) 3
B.) 4
C.) 5
D.) 6
Mathematics
high-school
Bob Ueland
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Bob Ueland
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Let's move the terms with n to one side:
12n < 3n + 28 => 12n - 3n < 28
9n < 28 => n < 28/9
n < 3.1111
The only answer which satisfies this inequality is A.
Asakryukin
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May 11, 2018
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Asakryukin
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