Question

помогитеее прошу!!!!!!

Answer 1

4 1/11+х+2 3/11=7 9/11
4 1/11+х+2 3/11-7 9/11=0
6 4/11+х- 7 9/11=0
70/11+х-86/11=0
-16/11+х=0
х=16/11
х=1 5/11