Problema Solution
The length of the top of the table is 6m greater than the width. The area is 72m^2. Find the dimensions of the table.
Answer provided by our tutors
x(x+6) = 72
x^2 + 6x - 72 = 0
x^2 + 12x - 6x - 72 = 0
x(x+12) - 6( x + 12 ) = 0
so x = 6
sowidth = 6 m
length = 6 + 6 = 12 m