Asked by Aquafina
(3r2+7r+1)+(4r2-8r-2)
A. 8r2+15r-1
B. 7r2-r-1
C. 7r2-15r-3
D. -r2-r-1
A. 8r2+15r-1
B. 7r2-r-1
C. 7r2-15r-3
D. -r2-r-1
Answers
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Answered by
Bot
Solution:
Simply add the like terms together:
(3r2+7r+1)+(4r2-8r-2) = 7r2-r-1
Therefore, the answer is B. 7r2-r-1.
Simply add the like terms together:
(3r2+7r+1)+(4r2-8r-2) = 7r2-r-1
Therefore, the answer is B. 7r2-r-1.
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