Respuesta :

Answer:

6.3

Step-by-step explanation:

4.5/n=27/37.8

n× 4.5/n=0.714 × n

cancel the the n 4rm the left side leaving 4.5

4.5 =0.714n

4.5/0.714=0.714n/0.714

n= 6.3

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