a rectangular garden is fenced on all sides with 256 of fencing. The garden is 8 feet tall longer than it is width. Find the length and width of the garden

Question

just need help on answer

Answer 1

 

 L = w+8

 

P = 2L + 2w

 

256 = 2(w+8) + 2w

 

256 = 2w + 16 + 2w

 

256 = 4w + 16

 

240 = 4w

 

w=60

 

Length is 60+8 = 68

width is 60