Question

1 7/11+(×-9/11)=5 2/14

Answer 1

$1 \ \frac{7}{11} + (x - \frac{9}{11} ) = 5 \ \frac{2}{14}$

$\frac{18}{11} + x - \frac{9}{11} = \frac{72}{14}$

$\frac{9}{11} + x = \frac{36}{7}$

$x = \frac{36}{7} - \frac{9}{11}$

$x = \frac{333}{77}$