Respuesta :

Answer:

x=3

Step-by-step explanation:

Multiply -1 on both sides of equation

-1 . x = (-1).(-3)

-x = 3

Answer:

3

Step-by-step explanation:

Plugging in the information provided, we have -(-3).

The negatives cancel out (notice how the combination of the negative signs and the open parenthesis almost look like a plus sign, this may be helpful) and we have a positive 3!