4 5/7 - (х - 6 3/7)= 2 6/7
х - 6 3/7= 4 5/7 - 2 6/7
х - 6 3/7= 1 6/7
х= 1 6/7+6 3/7
х= 7 9/7= 8 2/7
5)
19 28/34-(m+2 29/34)=12 15/34
19 28/34-m-2 29/34=12 15/34
19 28/34-2 29/34-12 15/34=m
m=4 15/34
х=6 2/19 - 4 4/19
х= 1 17/19
2) 25 - 8 3/14 = x
24 14/14 - 8 3/14 = x
x = 16 11/14
3)
32-х= 9 18/35
х= 32- 9 18/35
х= 22 17/35
4)
4 5/7 - (х - 6 3/7)= 2 6/7
х - 6 3/7= 4 5/7 - 2 6/7
х - 6 3/7= 1 6/7
х= 1 6/7+6 3/7
х= 7 9/7= 8 2/7
5)
19 28/34-(m+2 29/34)=12 15/34
19 28/34-m-2 29/34=12 15/34
19 28/34-2 29/34-12 15/34=m
m=4 15/34