Question

Решите уравнение (3 - 4/7)*x = 5 целых 2/3

Answer 1

3х-4/7х=5 2/3
2 7/7х-4/7х=5 2/3
2 3/7х=17/3
17/7х=17/3
х=17/3:17/7
х=17/3*7/17
х=7/3
х=2 1/3