Posted by **Candy** on Thursday, March 7, 2013 at 8:25pm.

The area of a rectangular floor is 8x+6x-20. The width of the desktop is 2x+4. What is the length of the floor?

- Algebra 1 -
**jinie**, Thursday, March 7, 2013 at 8:51pm
was the 8x suppose to be 8x^2??

- Algebra 1 -
**jinie**, Thursday, March 7, 2013 at 8:54pm
if it is then the length would be 4x-5

you just factor it out of the 8x^2+6x-20 since they already give you the other factor which is 2x+4

- Algebra 1 -
**Candy**, Thursday, March 7, 2013 at 8:54pm
Yes sorry about that

- Algebra 1 -
**Joana**, Tuesday, March 12, 2013 at 10:40pm
The length of a rectangle is 5ft greater that 4 times its width the area is 369 sq ft. Whats the lenght?

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