greenOangirl
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  • 15-10-2015
  • Mathematics
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Fifteen minus three times a number equals negative twenty-one find the number

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HelplessAtHomework HelplessAtHomework
  • 15-10-2015
15-3(x)= -21 
-15          -15     
-3x = -36
-3     -3
 x = 12
Final answer is 12
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