Could someone please help me with this?

Question

(1) If x is a nonzero real number, is x–2 always positive, always negative, or positive or negative depending on whether x is positive or negative? Explain your answer.

Answer 1

let x =10
then (x-2) = 8 which is positive

let x = -5
then x-2 = -7 which is negative,

so ......

what do you think?