Respuesta :

Answer:

Step-by-step explanation:

[tex]-y^{2} - 3y[/tex] when y = 4 becomes

-16 - 12 = -28

(or)

[tex](-y)^{2} - 3y[/tex] when y=4 becomes

16 -12 = 4

Two answers if the question is  understood in 2 different  ways

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