Answer:
4m^(4)−3m^(3)−6m^(2)+5m
Step-by-step explanation:
2x^2 +3x -4 +8 -3x -5x^2 +2
-3x^2 + 6
Answer is C) -3x^2 + 6
645/560=1.151785714
Ther perccent error in her estimate is 15%
The correct and the right answers is definitely going to be 12
Just subtract 20.35 from 100.8

if your bag weighs 100.8 kg and you scoop out 20.35 kg then weigh your bag it will be 80.45 bc u took out 20.35 kg of the cement to use. hope that explains it