Question

Упростите записи чисел -(+20) ; -(-21) ; +(-22) ; +(+23)

Answer 1

-(+20)= -20; -(-21)=21; +(-22)= -22; +(+23)= 23.

Answer 2

-20; 21; -22; 23
:-) :-) :-) :-) :-)