Answer:
b
Step-by-step explanation:
the conclusion is not valid
Mode is singing cause it shows up 7 times
area of rectangle = L x w
area = 8 sq ft
w= L-2
so 8 = L *L-2
8 = l^2-2l
l^2 -2l-8 = 0
(l-4) (l+2)=0
Length = 4 feet
Width = 2 feet
Answer:
The width is (r+1)
Step-by-step explanation:
2r^2+r-1
(2r-1)(r+1)