Respuesta :

berriesandcream816
-10y+11.4 I did pemdas
wensea10

Answer:

11.4 - 10y

Step-by-step explanation:

3 - 2y + (-8y) + 8.4

3 + 8.4 = 11.4

-2y + (-8y) ~ -2y - 8y = -10y

11.4 - 10y

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