(1)
18 x [7+(-3)] = [18x7]+[18 (-3)]
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69
Answer:
REFER TO THE ATTACHED IMAGE
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Answered by
9
Answer:
18×{7+(-3)}= 18×7+{18×(-3)}
LHS.
18×(7-3)
18×4
=72
RHS.
18×7+(18×(-3))
126+(-54)
126-54
=72
HENCE PROVED THAT LHS= RHS=72
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