Answer:
0.007%
Step-by-step explanation:
4000/28=0.007%
4x - 3(x - 2) - x
4x - 3x + 6 - x
4x - 4x + 6
6....u r correct because ur x's cancel out
I don’t understand how you worded the question but x=-4 if thats what you are looking for
Answer:

Step-by-step explanation:
Four sets of three Squared
To start, you will need to get the set(base number) and get the exponent 3 and put it on the top.

Hope this helps!