Question

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Answer 1

Respuesta:

-5, 18 y 1

Explicación paso a paso:

4- (-3) + (-5) -7=

4+3-5-7= -5

(-1)- (-2) +8- (-9)=

-1 +2 +8 +9 = 18

-12 + [ -2- (-9-10)-5- (-4+3)]=

-12 + [ -2 - (-19) -5- (-1)]=

-12 -2+19-5+1= 1