Answer:

Step-by-step explanation:






Simplify the expression.
−4x^4+20x^3-14x^2+20x
I think it is C because it is in the positive and negitive
Answer:
n=48
Step-by-step explanation:
- add 48 to both sides to get rid of it
- 43+5=48
- n=48
Answer:
A hope that helps
Step-by-step explanation: