Respuesta :

Answer:

Step-by-step explanation:

3x + 18 = 4x + 7

18 - 7  =4x - 3x

11 = x

x= 11

Answer:

3x+18=4x+7

Step-by-step explanation:

I will comment the answer if you want something different( another answer) because there are a another way to look at this.