The given equations are,
[tex]\begin{gathered} 7x-6y=-53 \\ 2x-3y=-13 \end{gathered}[/tex]
So from the first equation,
[tex]\begin{gathered} 7x=-53+6y \\ x=\frac{-53+6y}{7} \end{gathered}[/tex]
Substitute for x in second equation,
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