Question

pls solve all of them ​

Answer 1

Answer:

2/3(y-1)+4<6,y€N

2y-2/3+4<6,y€N

(2y-2+12)/3<6

2y+10<6×3

2y+10<18

2y<18-10

2y<8

y<8/2

y<4

y={1,2,3}