a) (-8) + 4 = -4
b) (-2) + 6 = 4
c) (-2) + (-7) = -9
d) (-8) + (-4) + 12 = 0
Odpowiedź:
a) -4 b) 4 c) -9 d) 0
Szczegółowe wyjaśnienie:
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a) (-8) + 4 = -4
b) (-2) + 6 = 4
c) (-2) + (-7) = -9
d) (-8) + (-4) + 12 = 0
Odpowiedź:
a) -4 b) 4 c) -9 d) 0
Szczegółowe wyjaśnienie: