1" alt="2)m*8-\frac{2m+1}{2}*8<\frac{m-5}{8}*8\\\\8m-4(2m+1)<m-5\\\\8m-8m-4<m-5\\\\-4<m-5\\\\-m<-5+4\\\\-m<-1\\\\m>1" align="absmiddle" class="latex-formula">
-\frac{3}{13}\\\\Otvet:\boxed{0}" alt="3)\frac{y-1}{5}*15-y*15<\frac{y}{15} *15\\\\3(y-1)-15y<y\\\\3y-3-15y<y\\\\-12y-y<3\\\\-13y<3\\\\y>-\frac{3}{13}\\\\Otvet:\boxed{0}" align="absmiddle" class="latex-formula">
1*15\\\\5(2y-4)-3(y+1)>15\\\\10y-20-3y-3>15\\\\7y>15+23\\\\7y>38\\\\y>5\frac{3}{7} \\\\Otvet:\boxed{6}" alt="4)\frac{2y-4}{3}*15-\frac{y+1}{5}*15>1*15\\\\5(2y-4)-3(y+1)>15\\\\10y-20-3y-3>15\\\\7y>15+23\\\\7y>38\\\\y>5\frac{3}{7} \\\\Otvet:\boxed{6}" align="absmiddle" class="latex-formula">