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July 28, 2014

July 28, 2014

Posted by **David** on Wednesday, December 12, 2012 at 2:25pm.

- Algebra -
**Steve**, Wednesday, December 12, 2012 at 2:38pmx^2+3x-28 = 0

x^2+3x = 28

x^2 + 2(3/2)x + (3/2)^2 = 28 + (3/2)^2

(x + 3/2)^2 = 121/4 = (11/2)^2

x + 3/2 = ± 11/2

x = -3/2 ± 11/2

x = -7,4

- Algebra -
**David**, Wednesday, December 12, 2012 at 2:44pmThanks steve

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