Respuesta :

Answer:

x = -1

Step-by-step explanation:

x + 1 + 4x = 11 + 12x - 3

-7x = 7

x = -1

5x+1=11+12x-3

5x+1=8+12x

5x+1-12x=8

-+1=8

-7x=7

x=\frac{7}{-7}

answer:

x=-1