Substituting y=0 in the given equation, we get:
[tex]\begin{gathered} 2x+3(0)=-8. \\ \end{gathered}[/tex]Simplifying the above result, we get:
[tex]2x=-8.[/tex]Now, dividing the above equation by 2, we get:
[tex]\frac{2x}{2}=\frac{-8}{2}.[/tex]Therefore:
[tex]x=-4.[/tex]Answer:
[tex]x=-4.[/tex]