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September 19, 2014

September 19, 2014

Posted by **doruntina** on Tuesday, January 29, 2013 at 6:27pm.

3a2-a6=-a2

a3+a4=19

- math -
**bobpursley**, Tuesday, January 29, 2013 at 6:31pman=ao +n*d

a2=ao+2d

a6=ao+6d

a3=ao+3d

a4=ao+3d

substutite all those, and find ao, and d.

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