rubyfun5850 rubyfun5850
  • 23-09-2017
  • Mathematics
contestada

Find the consecutive integers such that the sum of the first and twice the second is 80 minus three the third.

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Sidragon
Sidragon Sidragon
  • 25-09-2017
let the integers be a, a+1 and a+2
from question
a+ 2(a+1) = 80-3(a+2)
a+2a+2= 80-3a-6
3a+3a= 72
a= 72/6= 12
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