Respuesta:
(-21)+(+19)+(+70)+(-18)+(-8)+(+30) = +80
-21+19+10-18-8+30
=12
Explicación paso a paso:
=-2+10-18-8+30
=8-18-8+30
=-10-8+30
=-18+30
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Respuesta:
(-21)+(+19)+(+70)+(-18)+(-8)+(+30) = +80
Verified answer
Respuesta:
-21+19+10-18-8+30
=12
Explicación paso a paso:
-21+19+10-18-8+30
=-2+10-18-8+30
=8-18-8+30
=-10-8+30
=-18+30
=12