Simplify : -7m -[3n -{8m -(4n - 10m)}] – McqOptions

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1.	Simplify : -7m -[3n -{8m -(4n - 10m)}]
A.	1m - 5n
B.	1m - 7n
C.	1n - 7m
D.	3n - 11m
Answer» C. 1n - 7m

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