5/4/7 + ( x - 2 ) x 1/ 3 = 17 / 3 / 4
35/4 + ( x - 2 ) x 1/3 = 68/3
( x -2 ) x 1/3 = 68/3 - 35/4
( x-2 ) x 1/3 = 167 / 12
x - 2 = 167 / 12 : 1/ 3
x -2 = 167 / 4
x = 167 / 4 + 2
x = 175/4 .
35/4+ (x-2)x1/3= 68/3
(x-2)x1/3 = 68/3 -35/4=167/12
x-2 = 167/12 : 1/3 =167/4
x = 167/4 +2=175/8