Answer:
4m3−14m2+7m+4
Step-by-step explanation:
so you do 5m3+7m−7m2+4−7m2−m3
=5m3+7m+−7m2+4+−7m2+−m3
Combine Like Terms:
=(5m3+−m3)+(−7m2+−7m2)+(7m)+(4)
=4m3+−14m2+7m+4
Hope this helps
