Hi :)
10, 100 Afghani Afghani (currency name) is $1212 USD with the conversion you provided. Today it's like $117.41.
Answer:
4
Step-by-step explanation:
Let width of the floor be x feet, them area is
x(x+2) = 168
x^2 + 2x - 168 = 0
(x - 12)(x + 14) - 0
so x = 12
the floor is 12 ft by 10 ft
the width of the rug should be 10 - 2(2) = 6 feet