Question

h) 5 + (2 + 3) = (+ 2) + 3
i) 7 + (6 + 4) = (7 + 6) +
3) 2 + ( + 5) = ( + 1) + 5
k) 8 + (9+) = (+9) + 3
D + (2 + 1) = (5 + _) +
m) A + (b + c) = (___+
n) (5 + 3) + 7 = 5 + (
+_)
+ c​

Answer 1

74874874874

Explicação passo-a-passo:

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