CindyNeedsHelp CindyNeedsHelp
  • 02-11-2014
  • Mathematics
contestada

what is 8-4/5f>-14-2f

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luana
luana luana
  • 02-11-2014
[tex]8-\frac{4}{5}f>-14-2f\ \ \ \ \ |\cdot5\\\\40-4f>-70-10f\\\\-4f+10f>-70-40\\\\6f>-110\ \ \ \ \ |:6\\\\f>-\frac{110}{6}\\\\f>-\frac{55}{3}\\\\f\in(-\frac{55}{3},\infty)[/tex]
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lekhagummalla
lekhagummalla lekhagummalla
  • 02-11-2014

8-4/5f>-14-2f

(subtract 8 on both sides)

-4/5f>-22-2f

(add 2f on both sides)

6/5f>-22

(divide 6/5 on both sides)

f>-55/3(-18.33)

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