4. Calcula el valor de 3 – 7 + 4 + 8 – 3 – 9 = *
A)-4
B)-6
C)10
D)-12
A)-4
B)-6
C)10
D)-12
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Verified answer
Respuesta:
A) -4
Explicación paso a paso:
3 - 7 + 4 + 8 - 3 - 9
(3 + 4 + 8) + (-7 -3 -9)
(+15) + (-19)
15 - 19 = -4