Question 459882

width =x , length = x+6

x(x+6) = 91

=> x^2 +6x -91 = 0

=>  x^2 +13x - 7x -91 = 0

=> x(x+13)-7(x+13) = 0

=> (x-7)(x+13) = 0


x= 7, 

width = 7 m, length = 13 meters.

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