isabellagligora69 isabellagligora69

24-02-2021
Mathematics

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15 subtracted from the square of an integer the result is equal to three less than four times the integer find the negative integer

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Аноним Аноним

25-02-2021

Answer:

Let the integer be called "n"

So we have:

n^2-15=4n-3

n^2=4n+12

n^2-4n-12=0

(n+2)(n-6)=0

So, the negative integer is -2.

Let me know if this helps!

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