Bonsoir,
[tex]f(x) = - \frac{17}{18} [/tex]
[tex]x - 3 = \frac{ - 17}{18} [/tex]
[tex]x = 3 - \frac{17}{18} [/tex]
[tex]x = \frac{3 \times 18}{18} - \frac{17}{18} [/tex]
[tex]x = \frac{54}{18} - \frac{17}{18} [/tex]
[tex]\boxed{x = \frac{37}{18} }[/tex]
