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April 18, 2015

April 18, 2015

Posted by **aaron** on Monday, April 15, 2013 at 4:03am.

- algebra 2 -
**Steve**, Monday, April 15, 2013 at 4:37ama^2+b^2 = 170

2a^2-3b^2 = 95

substituting,

2a^2-3(170-a^2) = 95

5a^2 - 510 = 95

5a^2 = 605

a^2 = 121

a = -11

b = -7

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