Question

3.8+x=1 4/5 5 2/7 +x=-3 9/14 REHITE yrovneniy

Answer 1

1) 3,8+х= 1 4/5
Х=1 4/5-3 8/10
Х=9/5-38/10
Х=9/5-38/10= - 20/10
Х= - 2

2) 5 2/7+х= - 3 9/14
5 2/7+3 9/14=-х
8 13/14= - х
Х= - 8 13/14