Question

#1037 помогите пожалуйста

Answer 1

1) 3-2(u-1)>8+u
3-2u+2>8+u
-2u+u>8-3-5
-u>3
u<-3

2) 5(u+2)+14<6-u
5u+10+14<6-u
5u+u<6-10-14
6u<-18

3) 1/4(3+8u)》6,25+u
3/4+2u》6,25+u
2u-u》6,25-3/4
u》5,05

4)4(u+3)<3(u+2)
4u+12<3u+6
4u-3u<6-12
u<-6

5) 3(2u+1)>5(u-1)
6u+3>5u-5
6u-5u>-5-3
u>-8

6) 3/5(5u-2/3)3u-6/153u-u<7,6+6/15
2u<8
u<4