Question

Решите уравнение (3x+1/2):3/7=14/9

Answer 1

Ответ:

(3х-1/2):3/7=14/9

3х-1/2=14/9•3/7

3х-1/2=2/3

3х=2/3+1/2

3х=8/6

х=8/6:3

х=4/9