Which expression is equivalent to 2x + x2 + 3x + 5x2 - 10x?
2x + x^2 + 3x + 5x^2 - 10x = 6x^2 - 5x
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Question
Updated 9/18/2014 7:31:39 PM
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2x + x^2 + 3x + 5x^2 - 10x = 6x^2 - 5x
Confirmed by jeifunk [9/19/2014 12:35:21 AM]

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The mean is the average of the numbers: a calculated "central" value of a set of numbers.
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Factor is one of the elements contributing to a particular result or situation.
Simplify 3 - (4x - 5) + 6. User: Which expression is equivalent to 3xy + 10xy - 5x + 2x - 2yx? A) 15xy + 7x B) 13xy - 7x - 2xy C) -8xy D) -3x + 11xy
Question
Updated 9/18/2014 7:38:39 PM
3 - (4x - 5) + 6

= 3 - 4x + 5 + 6;

= 14 - 4x
Confirmed by jeifunk [9/19/2014 12:45:03 AM]
3xy + 10xy - 5x + 2x - 2yx = -3x + 11xy
Confirmed by jeifunk [9/19/2014 12:45:13 AM]
32,510,605
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