Question

afla valoarea lui a 77-a> 63. a+33<65

Answer 1

-a > 63 - 77
-a > - 14 
a < 14 

a ={0,1,2,3,4......13}

a < 65 - 33
a< 32 
a = { 0 ,1,2,3,4.....31}