27.1k views
3 votes
From the sum of 3a²-a-3 and 2a-9,subtract a²-3a-7

1 Answer

7 votes
the sum of 3a²-a-3 and 2a-9 is 3a²+a-12

3a²+a-12 - (a²-3a-7) = 3a²+a-12 - a² + 3a + 7 =

2a² +4a - 5

Related questions

asked Sep 23, 2024 16.0k views
Nikhil Vishnu asked Sep 23, 2024
by Nikhil Vishnu
8.0k points
1 answer
1 vote
16.0k views
1 answer
14 votes
230k views
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.