Question

a rectangle area is to fenced in along a straight riverbank. the length of the fenced in area is to be 6 feet greater than the width, and the total amount of fencing to be used is 96 feet. Find the width and the length

Answer 1

The total amount of fencing is 96 feet (This is the perimeter)
The perimeter of a rectangle is 2(l+w)

How do you express l and w in terms of x?

Answer 2

2l-2w=96

Answer 3

2l+2w=96 *

Answer 4

No...l and w should be expressed in terms of x
"The length of the fenced area is 6 feet greater than the width"
How do you express that mathematically?