SOLUTION: the product of two consecutive positive intergers is 71 more than their sum

Algebra ->  Customizable Word Problem Solvers  -> Numbers -> SOLUTION: the product of two consecutive positive intergers is 71 more than their sum      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 326917: the product of two consecutive positive intergers is 71 more than their sum
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
N%28N%2B1%29=71%2BN%2BN%2B1
N%5E2%2BN=2N%2B72
N%5E2-N-72=0
%28N-9%29%28N%2B8%29=0
Two solutions:
N-9=0
N=9
Then the integers are 9 and 10.
.
.
.
N%2B8=0
N=-8
Then the integers are -8 and -7.