решите неравенство номер 1046,1047 помогите пж

9- 5x+1/2gt;x+5
9-5+1/2gt;x+5x
6xlt;9/2
Xlt;3/4


1,75+ 2x/31 3/4 + 2/3x 1 3/4-1 2/3 lt; x-2/3x
1/12lt;1 3x
1/4


4+y/2-y+2/7-y+y/2-ylt;3-2/7-4
-1 1/2ylt;-1 2/7
1 1/2ygt;1 2/7
ygt;1 2/7:1 1/2
ygt; 6/7



4+7y-3/5gt;3y+5/4-3y/2
7y-3y+3/2ygt;5/4-4+3/5
5 1/2ygt;-2 3/20
ygt;-1 21/22