[tex]5 \frac{5}{12} \times x - 2 \frac{3}{14} = 5 \frac{1}{4} \times x - 3 \frac{5}{7} [/tex]

[tex] \frac{65}{12} \times - \frac{31}{14} = \frac{21}{4} x - \frac{26}{7} [/tex]

[tex]455x - 186 = 441x - 312[/tex]

[tex]455x - 441x = - 312 + 186[/tex]

[tex]14x = - 126[/tex]

[tex]x = - 9[/tex]