amberdominguez2003 amberdominguez2003

11-10-2019
Mathematics

contestada

Solve the system by substitution
X=3
-3x^2+4x-8=y

Respuesta :

11-10-2019

Answer:

-23

Step-by-step explanation:

-3x^2+4x-8=y

-3(3)^2+4(3)-8=y

-3(9)+12-8=y

-27+12-8

-27+4=-23

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