Respuesta :

348937889

Answer:

x = 3.6

Step-by-step explanation:

8 + x = 3.5x - 1

x - 3.5x = -1 - 8

-2.5x = -9

x = 3.6

Imstillhuman

Answer:

x = 3.6

Step-by-step explanation:

8 + x = 3.5x - 1

subtract 8 from both sides

x = 3.5x - 9

subtract 3.5x from both sides

-2.5x = -9

divide by -2.5 from both sides

x = 3.6