<span>2(4y-1)-5y<3y+5</span>
<span>8y-2-5y-3y-5<0</span>
<span>-7<0</span>
y - любое
6-6y-24y-8+30y+5.>0
5>0
y-любое
(2x-1)(2x+1)-(2x+3)^2=38
4x^2-1-4x^2-12x-9=38
-10-12x=38
-12x=38+10
-12x=48
x= -4