SOLUTION: One positive integer is four less than five times another integer. Their product is 105. Find the integers.

SOLUTION: One positive integer is four less than five times another integer. Their product is 105. Find the integers.

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Question 1060913: One positive integer is four less than five times another integer. Their product is 105. Find the integers.
Answer by jorel555(1290) (Show Source): You can put this solution on YOUR website!
Let n be your first integer. Then your second integer is 5n-4. So:
n(5n-4)=105
5n�-4n-105=0
(5n+21)(n-5)=0
n=-21/5 or 5
Using the positive value for n, we get the first integer to be 5, and the second integer to be 21. ☺☺☺☺
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