Question

(8,4:x+ 3 5/9):1 1/3=1 1/3

Answer 1

$8,4:x+3 \frac{5}{9} = \frac{4}{3} * \frac{25}{6} \\ 8,4:x+3 \frac{5}{9}= \frac{50}{9} \\ 8,4:x= \frac{50}{9} - \frac{32}{9} \\ 8,4:x=2 \\ x=8,4:2 \\ x= 4,2$