Monday

July 28, 2014

July 28, 2014

Posted by **Alicia** on Friday, November 16, 2007 at 10:15pm.

Set up an equation involving only L, the length of the rectangle.

Solve this equation algebraically to find the length of the rectangle. Find the width as well.

Lenght Width

- College Algebra -
**Michael**, Friday, November 16, 2007 at 10:22pmLet w be the width of the rectangle.

L = w + 3

(L - 3 = w)

2L + 2w = 78

2L + 2(L-3) = 78

2L + 2L - 6 = 78

4L = 84

L = 21 in.

W = L - 3 = 21 - 3 = 18 in.

**Related Questions**

College Algebra - Suppose that the length of a rectangle is 3 inches longer than...

College Algrebra Math 133 unti 1 IP 1 - Suppose the width of a rectangle is 5 ...

math - Suppose that the width of a rectangle is 5 inches shorter than the length...

Algebra - I think I have the correct equation, but can someone please double ...

basic geometric - 10. a rectangle has width the same as a side of a square whose...

math - if the width of a rectangle is 5 inches shorter than the length and the ...

algebra - The length of a rectangle is 5 inches longer than its width. Its ...

Algebra - If the trend continued, in how many years would the median home value ...

basic geometry - A rectangle has width the same asa a side of a square whose ...

algebra - Rectangle Dimensions The length of a rectangle is 7 inches longer than...