Respuesta :

The initial expression is

[tex]8x+3y=-9-8x+y=29[/tex]

Then

[tex]\begin{gathered} \Rightarrow8x+3y=-9-8x+y \\ \Rightarrow16x+2y=-9 \\ \text{and} \\ 8x+3y=29 \\ \Rightarrow8x=29-3y \end{gathered}[/tex]

Therefore,

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