Seudónimo Seudónimo

24-01-2017
Mathematics

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1) 4x + 2x + 3x =
2)4(7x + 5y) =
Can you please help me??

Respuesta :

Аноним Аноним

24-01-2017

1)4x + 2x + 3x
6x + 3x
9x

2)4(7x + 5x)={4 x 7x + (5y x 4)}
28x + 20x
48x

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