(5/14-9/28+11/42)х=( 8 13/18-4 7/12 +5 5/6)m
(30/84-27/84+22/84)x=(8 26/36- 4 21/36+5 30/36)m
25/84x=9 35/36m
(5/14-9/28+11/42)х=( 8 13/18-4 7/12 +5 5/6)m
(30/84-27/84+22/84)x=(8 26/36- 4 21/36+5 30/36)m
25/84x=9 35/36m