Respuesta :

Annder

Step-by-step explanation:

8.2 + 3.9y - 0.5(8y - 9)

= 8.2 + 3.9y - 4y + 4.5

= 3.9y - 4y + 8.2 + 4.5

= -0.1y + 12.7

Answer:

Step-by-step explanation:

9.4x+6.4y