Simplify the expressions and find their value if m= 1, n = -1.
3m - (2n-{3m - ( 4n-3m)}]
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Answer:
3(1)-[2*(-1)-{3*1-(4*(-1)-3*1)}]
=3-[-2-{3-(-4-3)}]
=3-[-2-{3+7}]
=3-[-2-10]
=3+12
=15 Ans.
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