SOLUTION: If 4 less than a certain integer is multiplied by 5 more than the integer, the product is 5 less than the square of the integer. Find the integer

Algebra ->  Problems-with-consecutive-odd-even-integers -> SOLUTION: If 4 less than a certain integer is multiplied by 5 more than the integer, the product is 5 less than the square of the integer. Find the integer      Log On


   

Question 817682: If 4 less than a certain integer is multiplied by 5 more than the integer, the product is 5 less than the square of the integer. Find the integer
Answer by TimothyLamb(4379) About Me  (Show Source):
You can put this solution on YOUR website!
(i - 4)(i + 5) = ii - 5
ii + 5i - 4i - 20 = ii - 5
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i = 15
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