Question

2/3-x=2/3; 6/3+n=9/8; d+6/5=1/5.

Answer 1

1. х= 0
2. n=7/8
3. d=1

Answer 2

ес чо 2/3-2/3
2. 6/3-9/8=48/24-27/24=21/24=7/8
3. 6/5-1/5=4/5

Answer 3

ой, 5/5