ssid031
ssid031 ssid031
  • 20-10-2017
  • Mathematics
contestada

Find 3 consecutive odd integers such that the sum of 7 times the smallest and twice the largest is -91?

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tynollette tynollette
  • 30-10-2017
suppose the smallest odd integer is n, the next one is then n+2, and the third one is n+4
7n+2(n+4)=-91
7n+2n+8=-91
9n=-99
n=-11
so the three odd integers are -11,-9,-7
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