8 2/15 - (х+3 5/14):5 5/8=7 1/3
(х+3 5/14) : 5 5/8=8 2/15 - 7 1/3
(х+3 5/14) : 5 5/8=7 17/15 - 7 5/15
(х+3 5/14) : 5 5/8=12/15=4/5
х+3 5/14=4/5 * 5 5/8
х+3 5/14=4/5 * 45/8
х+3 5/14=9/2=4 1/2
х=4 1/2 - 3 5/14
х=4 7/14 - 3 5/14
х=1 2/14
х=1 1/7
.
(8 2/15 : х+3 5/9) : 4 1/6=1 1/3
8 2/15 : х+3 5/9=1 1/3 * 4 1/6
8 2/15 : х+3 5/9=4/3 * 25/6
8 2/15 : х+3 5/9=50/9=5 5/9
8 2/15 : х=5 5/9 - 3 5/9
8 2/15 : х=2
х=8 2/15 : 2
х=122/15 *1/2
х=61/15
х=4 1/15