Respuesta :

Answer:

A=$42

Step-by-step explanation:

Let A be the original price of the backpack.

A × (100-10)%=37.8

A= 37.8÷90%

A=$42

fena2

Answer:

The  original price was 47.8

Step-by-step explanation:

10 + 37.80 = 47.8

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