0,2 ; 0,3;0,4;0,5;0,6;0,7;0,8;0,9

when i was a child, i was afriad of ghost

-> i used .................................................

he didn't remember anything about it , and neither did you

-> he forgot................................................

the meeting lasts twenty minutes

-> this is a ...........................................

nam's mother gave him a bike for his birthday

->he received ........................................

100

A. tam giác đều

x/2=-y/3=7/-4=-18/9

x/3=20/y=4

=-12

=-2

4x-1/x+3 là số nguyên . giúp mik vs ak