Решить уравнение: 2/3+(1/7+х)=5/6+1/12

2/3+(1/7+х)=5/6+1/12; 1/7+х=5/6+1/12-2/3; 1/7+х=10/12+1/12-8/12; Х=1/4-1/7; Х=7/28-4/28; Х=3/28