Respuesta :
Answer:
5
Step-by-step explanation:
5x-x=-11-9
4x=-20/4
x=5
The answer is supposed to be 5 and not -5 because when you subtract 5x-x its 4x and not -4x
Answer:
5
Step-by-step explanation:
5x-x=-11-9
4x=-20/4
x=5