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1honey

  • 5 years ago

Determine whether the ordered pair is a solution of the inequality. (-9,9); 3x+y<-7

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  1. btm2011
    • 5 years ago
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    since x=-9 and y=9 substitute both values and see if it is true

  2. btm2011
    • 5 years ago
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    3(-9)+9<-7 -27+9<-7 -18<-7 that is true so it is a solution

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