Question

– (– ( +1)) =
– (– (– 2))=
– (– (– (+8))) =
– (– (– (– 5))) =
3. Сравните числа:
10 и 15 ; – 6 и – 8;
– 12 и – 1; 4 и – 5;
23 и 5; 100 и – 50
4. Решите уравнение: – х = 55 ; – (– у)) = 130

Answer 1

Ответ:

+1

-2

-8

+5

10<15. -6>-8. -12<-1. 4>-5. 23>5. 100>-50

- - 55 = 55. - ( -130)) =130

Answer 2

-(-(+1))=1
-(-(-2))=-2
-(-(-(+8)))=-8
-(-(-(-5)))=5


10<15
-6>-8
-12<-1
4>-5
23>5
100>-50