Respuesta:
16
Explicación paso a paso:
-15+30+(-19)+20
-15+30-19+20
(-15-19) (-20-30)
(-34) (-50)
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Verified answer
Respuesta:
16
Explicación paso a paso:
-15+30+(-19)+20
-15+30-19+20
(-15-19) (-20-30)
(-34) (-50)
16