Question

-4 = x -1 can I see you work it out please?

Answer 1

-4=x-1

+1 on both sides

-3=x

that's the answer

Answer 2

We need to get x alone, to do that we add 1 to both sides to cancel out the -1 on the right.
-4 = x -1
+1 +1
-3=x

This means x is equal to -3. Hope this helps!