Friday

December 19, 2014

December 19, 2014

Posted by **LP** on Monday, December 17, 2012 at 12:57pm.

- math -
**PsyDAG**, Tuesday, December 18, 2012 at 1:09pmLet x = length, then width = x-3.

Area = Length * Width

10 = x(x-3) = x^2 - 3x

x^2 -3x -10 = 0

(x-5)(x+2) = 0

Take it from here.

**Answer this Question**

**Related Questions**

Algebra world problem - The length of a rectangle is 7 centimeters less than ...

7th grade mathSuppose - Suppose rectangles X and Y are similar. The dimensions ...

math - if the area of a rectangle is 30 square centimeters and the length is 6 ...

math - A manufacturer sells widgets, each of which is packaged in a box whose ...

math - A RECTANGLE HAS A WIDTH OF X CENTIMETERS AND A PERIMETER OF 8X ...

MATH - A RECTANGLE HAS A WIDTH OF X CENTIMETERS AND A PERIMETER OF 8X ...

algebra 2 - The length and width of a rectangle are in the ratio of 5:12. If the...

math - a rectangle is 4 times as long as it is wide. a second rectangle is 5 ...

Math - Each of the three dimensions of a cube with sides of lenth s centimeters ...

Math - The length of a rectangle is 14 centimeters less than twice its width. ...