Can someone pls help me thxs .Y - 3 = -3*Y - 43

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