math algebra
posted by pepper .
The top of a rectangular dining room table is twice as long as it is wide. dimensions of the table if the area is 72 ft^2
the table is_____ft wide and ______ ft. long.
PLEASE HELP

X Ft. = Width.
2x Ft. = Length.
A = L * W = 2x * x = 2x^2 = 72Ft^2.
2x^2 = 72
x^2 = 36
X = 6 Ft = Width.
2X = 12 Ft. = Length.