1).7(6х-5)=4(х-3)-11.6
42х-35=4х-12-11.6
42х-35=4х-23.6
42х-4х=11.4
х=0.3
2) 5/6(1/3x-0,2)=3x-8 1/3.
5/18 * -5/6 * 1/5 = 3х-8/3
5/18 * -1/6 = 3х - 8/3
18* 5/18 * -18 * 1/6= 18*3х - 18х * 8/3
5х-3=54х - 48
-49х = -45
х= 45/49
