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March 3, 2015

March 3, 2015

Posted by **arianna** on Tuesday, December 14, 2010 at 7:53pm.

write the quadratic equation to model the volume of the walkway

- algebra 2 -
**MathMate**, Tuesday, December 14, 2010 at 9:57pmLet x=width of walkway.

Equate volume of cement (concrete) available to Area of walkway*1 ft deep

(25+x)(10+x)-25*10 = 304 ft³

x²+35x = 304

x(x+35) = 304

x²+35x-304=0

x=7.2 or x=-42.2

Can you take it from here?

- algebra 2 -
**Anonymous**, Wednesday, January 23, 2013 at 9:17pmno

- lollz -
**Anonymous**, Tuesday, November 26, 2013 at 9:18pmyes

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