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January 28, 2015

January 28, 2015

Posted by **ashton** on Friday, February 8, 2013 at 1:21pm.

a =?

- math -
**Steve**, Friday, February 8, 2013 at 2:29pmsince the slopes are the same,

6/(5-a) = -7/(a+2-8)

6(a-6) = 7(a-5)

6a-36 = 7a-35

a = -1

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