Решите уравнение-2/5х+7=6-1/3х
-2/5х +7 = 6 -1/3х
-2/5х -1/3х = 6 -7
-6/15х -5/15х = -1
-11/15х = -1
11/15х = 1
х = 1 ÷ 11/15
х = 1 × 15/11
х = 15/11
х = 1 4/11
Ответ: 1 4/11.