Question

7/9х+2/3х=2 1/3:5 4/7

Answer 1

7/9х+6/9х=7/3*7/39
13/9х=49/117
Х=49/117:13/9=49/117*9/13
Х=49/169

Answer 2

$\frac{7}{9} x + \frac{6}{9} x = \frac{7}{3} \times \frac{7}{39} \\ \frac{13}{9} x = \frac{49}{117} \\ x = \frac{49}{117} \times \frac{9}{13} \\ x = \frac{49}{169}$