Respuesta:
a)=2+(-10)
=2-10
=-8
b)=7+(-7)
=7-7
=0
c) 2+2(-2)
2+(-4)
2-4
-2
d) =(-8)+10
=10-8
=2
e)(-15)+20+(-9)
20-15-9
20-24
-4
Explicación paso a paso:
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Verified answer
Respuesta:
a)=2+(-10)
=2-10
=-8
b)=7+(-7)
=7-7
=0
c) 2+2(-2)
2+(-4)
2-4
-2
d) =(-8)+10
=10-8
=2
e)(-15)+20+(-9)
20-15-9
20-24
-4
Explicación paso a paso: