jaemelts
jaemelts jaemelts
  • 21-06-2018
  • Mathematics
contestada

b/6 + b+2/8 ≥ -5/8
a.) b ≤ -9/7
b.) b ≥ 9/7
c.) b ≤ -3
d.) b ≥ -3

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Аноним Аноним
  • 21-06-2018
Ill assume it is 
If we multiply each term by the LCD of 6 and 8 ( ie 24) we get

4b + 3(b + 2) >= -15
7b  >= -15-6 = -21
b >- =21/7 
b >= -3
Its D

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