air is a mixture and not a pure substance.
Answer:
I think D??
Explanation:
here. is your answer
2x-3y+4=0
1xy+4=0
5xy=0
xy=0/5
xy=5*0
0.answer.
2.4x-6y+9=0
2xy+9=0
11xy=0
xy=0/11
xy=11*0
xy=0.answer.
No, It hasn't acceleration because it doesn't change the velocity with respect to time.