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September 19, 2014

September 19, 2014

Posted by **Melissa** on Tuesday, January 3, 2012 at 6:08pm.

- math -
**Reiny**, Tuesday, January 3, 2012 at 7:20pmt7=465 ---> a+6d=465

t13=219 --> a+12d=219

subtract:

6d = --246

d = -41

in 1st equation: a+6(-41) = 465

a = 711

term(100) = a+99d = ......

you finish it

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