[15 x (-7)] x 3 = 15 x [(-7) x 3]
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Answer:
Step-by-step explanation:
LHS=[15 x (-7)] x 3 RHS=15 x [-7 x 3]
=[-105] x 3 =15 x (-21)
= -315 = -315
LHS=RHS
Hence Proved..
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