Question

[12×39]×(-4)=12×[39×(-4)​]

Answer 1

Answer:

LHS:

[468]×(-4)

= -1872

RHS:

12×[-156]

12×-156

= -1872

hence LHS=RHS

Therefore [12×39]×(-4)=12×[39×(-4)]

Answer 2

Answer:

[12×39]×(-4)=12×[39×(-4)]

-1872=-1872

Explanation:

[12×39]×(-4)=12×[39×(-4)]

468×(-4)=12×(-156)

-1872=-1872

LHS = RHS