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July 24, 2014

July 24, 2014

Posted by **Cindy** on Tuesday, March 24, 2009 at 4:06pm.

(3x^2 + 7x- 2)+ (2x^2 - 3x + 4)

Answer: 5x^2 + 4x + 2

(4x + 8y) + (-7y + 3x)

Answer: 7x+1y

(x^2 + 4x - 1)+ (9x^2 - 8x + 9)

Answer: 10x^2 - 4x + 8

(8x + 6) - (2x - 1)

Answer: 6x+ 11

- Math/Algebra -
**bobpursley**, Tuesday, March 24, 2009 at 4:25pmall are correct, except the last one. How did you get 6+1 to equal 11?

- Math/Algebra -
**Cindy**, Tuesday, March 24, 2009 at 4:36pmI'm sorry my answer is 6x + 7 is this right???

- Bobpurseley please read the post above. -
**Cindy**, Tuesday, March 24, 2009 at 4:40pmplease read my correct answer

- Math/Algebra -
**bobpursley**, Tuesday, March 24, 2009 at 5:29pmcorrect.

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