Question

Subtract:
answer me please fast
whom will answer me i mark it as brilliant​

Answer 1

Answer:

-m^2+6mn+10^2 - 7mn-5n^2+2m^²

−7mn+5)+(12mn+2)+(9mn−8)+(−2mn−3)

=−7mn+5+12mn+2+9mn−8−2mn−3

=12mn−4

Answer 2

Answer:

-2m^2 + 7mn - 5n^2

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