4 4/9:(2/3х+14)=5/17
2/3x + 14 = 4 4/9 : 5/17
2/3x + 14 = 40/9 * 17/5
2/3x + 14 = 136/9
2/3x = 136/9 - 14
2/3x = 136/9 - 126/9
2/3x = 10/9
x = 10/9 * 3/2
x = 5/3
x = 1 2/3