3 (y-1)-4(y+8)<5(y+5) 1,2*(1+5g)-0,2<5(1-3y)- 3y Пожалуйййййстааааа

Question

3 (y-1)-4(y+8)<5(y+5)<br>
1,2*(1+5g)-0,2<5(1-3y)- 3y<br>

Пожалуйййййстааааа

Answer 1

{3y-3-4y-32<5y+25⇒5y+y>-35-25⇒6y>-60⇒y>-10
{1,2+6y-0,2<5-15y-3y⇒6y+18y<5-1⇒24y<4⇒u<1/6<br>y∈(-10;1/6)