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January 31, 2015

January 31, 2015

Posted by **Erin** on Monday, June 20, 2011 at 5:40pm.

y=-0.01x2 +0.7x+6.1

- Algebra -
**Damon**, Monday, June 20, 2011 at 8:57pm-100 y = x^2 -70 x - 610

x^2 - 70 x = -100 y + 610

x^2 - 70 x + 1225 = -100y + 1835

(x-35)^2 = -100 y + 1835

vertex at x = 35

then y =18.35

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