soji
soji soji
  • 19-12-2017
  • Mathematics
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6. Solve the compound inequality: 2t ≤ −4 7t ≥ 49

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thesun1
thesun1 thesun1
  • 21-12-2017
2< or= -4 7t > or=49 
2t/2< or =-28/2t > or = 49 
t < or = -14t > or = 49 
t/-14t < or = -14t/-14t > or = 49 
1< or = -14 > or = 49
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