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February 28, 2015

February 28, 2015

Posted by **anonymous** on Sunday, October 2, 2011 at 9:01pm.

- math -
**Reiny**, Sunday, October 2, 2011 at 9:36pmsupplementary angles add up to 180

solve: 3x+5 + 7x-25 = 180 for x, then put that value back into each definition.

- math -
**anonymous**, Sunday, October 2, 2011 at 9:39pmthanks!

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