Решите уравнение 11/x-9=11/9

[latex] \frac{11}{x-9}= \frac{11}{9}\; \; \; \; \; \; \; \; \; \; \; \; \; \; \; \; \; \; \; \; \; \; \; x-9 \neq 0\\\\11(x-9)=11*9\; \; \; \;\; \; \; \; \; x \neq 9\\\\11(x-9)=99\\\\x-9=99:11\\\\x-9=9\\\\x=9+9\\\\x=18 [/latex]