mugeemerve
mugeemerve mugeemerve
  • 24-10-2016
  • Mathematics
contestada

Five times the sum of a number and seven is twenty-five. Find the number.

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genedu
genedu genedu
  • 24-10-2016
5(x+7) = 25 
5x+35 = 25 
5x = -10
x = -2
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