Question

9.Verify that (a + b) + c = a + (b + c), if a = 8, b = - 7, c = 6,

Answer 1

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

(a+b)+c =a+(b+c) because

{8+(-7)}+6=7

and also 8+{(-7)+6}=7

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