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27 votes
27 votes
Find the sum: (2x² + x + 3) + (3x² + 2x + 1)

A. 3x² + 5x+4
B. 5x²+3x+4
OC. 6x + 2x + 3
OD. 5x²+2x+4

User PauGNU
by
2.7k points

2 Answers

22 votes
22 votes

Answer:

B

Explanation:

User Moztemur
by
3.2k points
15 votes
15 votes

(2x²+x+3) + (3x²+2x+1)

Combine 2x^2 and 3x^2 to get 5x^2.

5x²+x+3+2x+1

Combine x and 2x to get 3x.

5x²+3x+3+1

Add 3 and 1 to get 4.

5x²+3x+4

The correct option is B.

User Imo
by
3.0k points