Question

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

Answer 1

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!