simplify; i) 2m-[4n-{4m-3(2m-n)}]
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Answer:
= -n
Step-by-step explanation:
=2m - [ 4n- { 4m - 6m+ 3n}]
= 2m- [ 4n - (-2m +3n)]
= 2m - [ 4n +2m- 3n]
= 2m - (n+2m)
= 2m - n -2m
= -n
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