Question

5-(6-7)+(4-9)=
-[5+3-6-5+8)]=
9-(3-5)+(6+4-7)=
-(4-7)-[8+(9-2)]=
-8+(3-5)-(-3+6)=

Ayuda ​

Answer 1

Respuesta:

5-(6-7)+(4-9)=1

-5[5+3-6-5+8]=-5

9-(3-5)+(6+4-7)=14

-(4-7)-[8+(9-2)]=2

-8+(3-5)-(-3+6)=-13