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October 21, 2014

October 21, 2014

Posted by **luckybee** on Friday, June 29, 2012 at 1:03pm.

Y = 2X + 5

MY ANSWER: -5.6, 1.6 is this correct?

- system of equations -
**Steve**, Friday, June 29, 2012 at 4:27pmx^2 + (2x+5)^2 = 70

5x^2 + 20x - 45 = 0

x^2 + 4x - 9 = 0

x = (-4 ± √52)/2

= -2 ± √13

= -5.6, 1.6

we have a winner!

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