Respuesta :

mathstudent55

Answer:

n = 16

Step-by-step explanation:

8n/9 = 6.4/0.45

Cross multiply.

0.45 * 8n = 9 * 6.4

3.6n = 57.6

n = 16

ricchad

Answer:

n = 16

Step-by-step explanation:

8n  =   6.4

9        0.45

simplify:

8n  =  14.222

9      

cross multiply:

8n = 14.222 (9)

n = 128

        8

n = 16