Respuesta :

Answer: B

Step-by-step explanation:

3x - 4 = 11

add 4 to both sides so it cancels out

3x = 15

Now divide by 3

x = 5

Answer:

x=5

Step-by-step explanation:

3x - 4 = 11

4 + 11 = 15

3x = 15

x = 5