Answer:
-2
Step-by-step explanation:
Set up the equation where the number is x
5x=x squared -14
minus the 5x to make a quadratic equation
[tex]x^{2}[/tex]-5x-14=0
factor the equation
(x-7)+(x+2)=0
then you can find the opposites of the consonants,and find the negative answer is -2