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5 votes
5 less than 4 times another. product is 6. find the integers​

User TheINtoy
by
5.3k points

1 Answer

3 votes

y= 4x-5

x.y = 6

x = 6/y

substitute value

y= 24/y-5

y²+5y-24=0

y²+8y-3y-24=0

y(y+8) -3(y+8) = 0

y=3 or y = -8

consider y = 3,

3 = 4x-5

x= 2!

now y = -8

-8= 4x-5

x= -3/4

The answer is 2 and 3 Or -8 and -3/4

2 is not 5 less 4 times other so the solution is -8 and -3/4

User FredericK
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