Respuesta:
1= 2
2= 16
3= 2
4= -11
Explicación paso a paso:
(-6+5-3)+(-9+6-4)-(-5+3-4-7)=
-4+(-7)-(-13)=-4-7+13=2
21-(11-(7-5+2)+(9+6-13)-4)=
21-(11-4+2)-4=21-9-4=8
(31-(20-7+13-8))-(12+(14-8-7))=
31-18-12-1=0
(20-(7+3-4))-(14-(-12+7-6))=
20-6-14+11=11
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Verified answer
Respuesta:
1= 2
2= 16
3= 2
4= -11
Explicación paso a paso:
Respuesta:
Explicación paso a paso:
(-6+5-3)+(-9+6-4)-(-5+3-4-7)=
-4+(-7)-(-13)=-4-7+13=2
21-(11-(7-5+2)+(9+6-13)-4)=
21-(11-4+2)-4=21-9-4=8
(31-(20-7+13-8))-(12+(14-8-7))=
31-18-12-1=0
(20-(7+3-4))-(14-(-12+7-6))=
20-6-14+11=11