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Simplify the following expression. (9x2 - 2x + 7) + (4x2 + 7x + 2) A. 13x2 + 5x + 9 B. 5x2 + 5x + 5 C. 13x2 + 9x - 9 D. 13x2 + 9x + 9
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10 votes
Simplify the following expression.

(9x2 - 2x + 7) + (4x2 + 7x + 2)

A.
13x2 + 5x + 9
B.
5x2 + 5x + 5
C.
13x2 + 9x - 9
D.
13x2 + 9x + 9

User Shivam Nagpal
by
5.1k points

1 Answer

10 votes

Explanation:

(9x2 - 2x +7) +(4x2+7x +2)

9x2 - 2x +7 +4x2 +7x +2

13x2 +5x +9

User Andrew Langman
by
5.1k points
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