Respuesta :
Answer:
4
Step-by-step explanation:
When you have a negative number inside the lines then it is positive.
EX: I-7I = 7
So I-4I= 4
Answer:
4
Step-by-step explanation:
When you have a negative number inside the lines then it is positive.
EX: I-7I = 7
So I-4I= 4