Tuesday

October 21, 2014

October 21, 2014

Posted by **bob** on Sunday, January 29, 2012 at 4:04pm.

- algebra -
**Damon**, Sunday, January 29, 2012 at 4:36pmx(x+7) = 450

x^2 + 7 x - 450 = 0

x = [ - 7 +/- sqrt (49+1800) ] / 2

x = [ - 7 +/- sqrt (1849) ] / 2

x = [ -7 +/- 43 ]/2

x = 18

x+7 = 25

**Answer this Question**

**Related Questions**

math - a rectangular parking lot has a length that is 10 yards greater than the ...

Algebra - The length of a rectangular flag is four yards longer than the width. ...

Algebra - The length of a rectangular parking lot is 4 times its width w. The ...

math - How do I find the area in square yards, using the distributive property, ...

Math - The area of a rectangle is shown below The area of the rectangle is 56 ...

College Algebra - The parking lot is 25 by 40 feet. The owner wants to enlage ...

Algebra - If a football field's length is 120 yds. and its width is 53 1/3 yards...

algebra - the length of a rectangular parking lot is 3 meters less than twice ...

Algebra/still clueless - The length of a triangle is twice the width. The area ...

Algebra - The length of a rectangular Garden is 40 yards longer then double the ...