Question

If the expression below has a positive value, which inequality represents all possible values of x in the expression? -3x​

Answer 1

x < 0

Step-by-step explanation:

A negative times a negative equals a positive, and the expression is positive, so x has to be negative/less than 0

I know you already got the answer, but one of the links was deleted so I thought I'd post it as an answer instead of a comment :)