Respuesta :

lilian9380
Answer:
10y(5y+1)

Explanation:
When expanding brackets you multiply everything on the inside by the outside.

So 10y x 5y = 50y squared

10y x 1= 10y

Put them together now. 50y squared + 10y

Hope this helped!
koralagan
10y(5y+1)


Explanation:


Shenenenewne

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