Respuesta :
If you are asking what makes it -3, then -11 + 8 = -3.
Hope this helps and have a nice day! o/
Answer:
−8
Step-by-step explanation:
-11 -x= -3
−11−x=−3
−11+−x=−3
−x−11=−3
Step 2: Add 11 to both sides.
−x−11+11=−3+11
−x=8
Step 3: Divide both sides by -1.
−x
−1
=
8
−1
x=−8