Question

помогите номер 1037 4;5;6пример

Answer 1

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)<u+7.6
3u-0.4<u+7.6
3u-u<7.6+0.4
2u<8
u<4