Respuesta :

jahanN
Is it not 0.4 bcjjrnfifjnfjfjfnnfifjdnndnd
ricchad

Answer:

x = 9.67

Step-by-step explanation:

0.3x – 2.1 / 2 = 0.4 ​

0.3x - 2.1 = 0.4 (2)

0.3x = 0.8 + 2.1

x = 2.90  

      0.3

x = 9.67