Решите уравнение 0.75х+6=(2/3)х
0.75x+6=(2/3)x
(75/100)x-(2/3)x=-6
(225/300)x-(200/300)x=-6
(25/300)x=-6
(1/12)x=-6
x=-6/ (1/12)
x=-6*12
x=-72