Answer:
A) x² + 7x - 9
Step-by-step explanation:
Deduct\Add each like-term to arrive at your answer.
Answer: I think its 2.09
Step-by-step explanation:
But i'm not sure.
Answer:
times
Step-by-step explanation:

Divide both sides by 5

Hope this helps
Answer:
4) VW= 23
5) VW= 12
6) VW= 75
Step-by-step explanation:
4)
VU= 31
WU= 8
subtract 8 from 31
VW= 23
5)
UW= 18
UV= 6
subtract 6 from 18
VW= 12
6)
UV= 30
WU=45
add 30 and 45
VW= 75
28 books. 59(current books) - 31(past books) equals the amount of books Sandy bought, which is 28 books. Hope it helped