Respuesta :

-3x-9=3
-3x=12
-x =4
THE ANSWER IS -4

Answer:

x=-2

Step-by-step explanation:

−3x−9=−3

Step 1: Add 9 to both sides.

−3x−9+9=−3+9

−3x=6

Step 2: Divide both sides by -3.

−3x/−3=6/−3

x=−2