Question

-(+7)+(-6)=
+(10)-(-4)=
-(-9)-(+1)=
+(-8+8)-(+11)=
-(+7-10)+(-5)=
+(+12-9)-(+10)=
-(-17-12)+(-30)=

Answer 1

Respuesta:

hola

Explicación paso a paso:

-(+7)+(-6)=

−7−6

=−7+−6

=−13

+(10)-(-4)=

10−(−4)

=10−(−4)

=10+4

=14

-(-9)-(+1)=

−(−9)−1

=9−1

=9+−1

=8

+(-8+8)-(+11)=

−8+8−11

=−11

-(+7-10)+(-5)=

−(7−10)−5

=−2

+(+12-9)-(+10)=

12−9−10

=−7

-(-17-12)+(-30)=

−(−17−12)−30

=−1