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07312007  #1 
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Can someone check my algebra answers and help me with the problems I dont understand?
1. n^2n20/2n^2 times n^2+5n/n^225answer: n+4/2n2. (2x6/21)/(5x15/12)answer: 8/353. 5x3/6  x+3/6answer: 2x/314. 5x/26  2x/13answer: 1x/265. 3x^2/9x^5answer: 1/3x^36. (x^2+2x15/4x^2)/(x^225/2x10)answer: I'm not to sure but i think its x3/2x^27. x+2/x/x2/3xanswer: 3(x+2)/x28. What values for x must be excluded in the following fraction?9/x8answer: 89. x13/x^2x12 + 3x3/x^2x12answer: 4/x+3

07312007  #2 
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All of your answers are correct except #3, it should be 2x/3

07312007  #3 
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1. n + 72. 16/353. 4x4. you are correct5. you are correct6.3/7. Is the problem complete?7. 5/3x +28. you are correct9. (x  12)/(5x^2)Edit: Apparently my answers don't match the rest. Take their word over mine. I'm going into 8th grade math nexxt year.

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