Question

if a=(-8) and b=(-6) and c=(-8) verify that (a+b)+c=(b+c)

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Answer 1

Answer:

LHS

(a+b)+c={(-8)+(-6)}+(-8)=(-8-6)-8=-14-8=-22

RHS

a+(b+c)=(-8)+{(-6)+(-8)}=-8+(-6-8)=-8+(-14)=-8-14=-22

LHS=RHS

Verified