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Posted by **allen** on Friday, December 7, 2007 at 1:07am.

The sum of 2 consecutive integers is equal to their difference.

- math -
**Reiny**, Friday, December 7, 2007 at 1:40amLet the two consecutive numbers be x and x+1

translating "The sum of 2 consecutive integers is equal to their difference" ---> x + x+1 = x+1 - x

I trust you to solve for x

- math -
**Anonymous**, Sunday, December 9, 2007 at 1:36amx + x + 1 = x + 1 - x

-x + x + x + 1 = x + 1 -x + -x

= x + 1 = x + 1 = 2x

x = 1 = 1 = x + 1 -1 - 2x

x = x = 2x

3 = 3 - 2 * 3 = [-3]

- math -
**Anonymous**, Sunday, December 9, 2007 at 1:46amx + x + 1 = x + 1 = x

x + x + x + 1 = x + 1 - x + x

3x + 1 = x + 1

-x + 3x + 1 = -x + x + 1

2x + 1

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