Respuesta :

We have the following:

[tex]Y-3=-3\cdot Y-43[/tex]

Solving for Y:

[tex]\begin{gathered} Y+3\cdot Y=-43\text{ + 3} \\ 4\cdot Y\text{ = -40} \\ Y\text{ = }\frac{-40}{4} \\ Y\text{ = }-\text{10} \end{gathered}[/tex]

Therefore the question is -10

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