Step-by-step explanation:
[tex](5x - 9) + (x + 1)[/tex]
[tex]5x - 9 + x + 1 = 0 \\ [/tex]
[tex]5x + x - 9 + 1 = 0[/tex]
[tex]6x - 8 = 0[/tex]
[tex]6 x = 8[/tex]
[tex]x = \frac{8}{6} [/tex]
[tex]x = \frac{4}{3} [/tex]
