dlarralde42
dlarralde42
24-09-2018
Mathematics
contestada
12(1/4 - n/3) < 6n
-
Respuesta :
r3t40
r3t40
24-09-2018
Hi,
[tex]12( \frac{1}{4} - \frac{n}{3} ) < 6n \\ 12( \frac{1}{4} - \frac{n}{3}) \div 6 < 6 \div 6 \\ 2( \frac{1}{4} - \frac{n}{3} ) < 1 \\ \not2 \times \frac{1}{ \not4} - 2 \times \frac{n}{3} \\ \frac{1}{2} - 2 \times \frac{n}{3} \\ \frac{1}{2} - \frac{2n}{3} \\ \not6 \times \frac{1}{ \not2} - \not6 \times \frac{2n}{ \not3} < 6 \\ 3 - 2 \times 2n < 6 \\ 3 - 4n < 6 \\ - 4n < 6 - 3 \\ - 4n < 3 \\ - 4n \div ( - 4) > 3 \div ( - 4) \\n > 3 \div ( - 4) \: \: \: \: \: \: \: \: \: | \: ( + ) \div ( - ) = ( - ) \\ n > - 3 \div 4 \\ n > - \frac{3}{4} = n > - 0.75 \: \: \: \: \: \: \: \: \: \: \: result[/tex]
Hope this helps.
r3t40
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