# The area of this rectangle is 56 square units. How do you find its length x-5 and width x+5?

##### 1 Answer

Feb 6, 2016

#### Explanation:

#(x-5) * (x+5)=56#

#x^2-25=56#

#x^2=81 implies x=9#

Feb 6, 2016

#(x-5) * (x+5)=56#

#x^2-25=56#

#x^2=81 implies x=9#

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