keryan0 keryan0
  • 25-06-2020
  • Mathematics
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Wishing Wishing
  • 25-06-2020

Answer:

B. x ≤ -10 or x ≥ 2

Step-by-step explanation:

9|x+4|≥54

Divide both sides by 9

|x+4|≥6

If it's negative:

-(x+4)≥6

-x-4≥6

Add 4 to both sides

-x≥10

Multiply both sides by -1

x≤-10

If it's positive:

x+4≥6

Subtract 4 from both sides

x≥2

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