Question

21 x [8 + (-2)] = 21 x 8 + 21 x (-2) solve it plzzzzzzzz

Answer 1

Answer:

21×[8+(-2)=21×8+21×(-2)

=> 21×[8-2]=168+(-42)

=> 21×6=168-42

=> 126=126

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Answer 2

Answer:

L.H.S = 21 x [8+(-2)]

= 21 x [8-2]

= 21 x 6

= 126

R.H.S = 21 x 8 +21 x (-2)

= 168 + (-42)

= 168 - 42

= 126

L.H.S = R.H.S

Hence Verified