Question

hi brainlians
[(-2)+(-9)]+6=(-2)+[(-9)+6]

(7 standard maths question)

find the ans...​

Answer 1

Step-by-step explanation:

[(-2-9)]+6=-2+[-9+6]

-11+6=-2-3

-5=-5

hence LHS=RHS

Answer 2

Answer:

the property used here is associative property of integers.

[(-2)+(-9)]+6 = (-2)+[(-9)+6]

[-2-9]+6= (-2)+(-3)

(-11)+6 = -5 = (-2)+(-3)

LHS=RHS

hence proved.

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