-m2 + 5mn from 4m2 – 3mn + 8
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Step-by-step explanation:
if the question is subtract -m2 + 5mn from 4m2 – 3mn + 8
=
4m2 – 3mn + 8-(-m2 + 5mn)
4m2-3mn+8-m2-5mn
=4m2-m2-3mn-5mn+8
=3m2-8mn+8
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