from the sum of 3mn +4m-2n and 2mn -m-3n, subtract the sum of 2mn-m +3n and mn+ 2m +2n
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Step-by-step explanation:
sum of 3mn+4m-2n and 2mn-m-3n is equal to 5mn+3m-5n consider this is eq1
and then sum of 2mn-m+3n and mn+2m+2n is equal to 3mn+m+5n consider this eq2
sub eq1-eq2 you get the 3mn+2m-10n
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Answer:
3mn + 4m - 2n + 2mn - m - 3n = 5mn + 3m - 5n
2mn - m + 3n + mn + 2m + 2n = 3mn + m + 5n
5mn + 3m - 5n - ( 3mn + m + 5n )
5mn + 3m - 5n - 3mn - m - 5n = 2mn + 2m - 10n
ans is 2mn + 2m - 10n
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