P = 2L + 2W
54 = 2L + 2(L - 1)
54 = 4L - 2
56 = 4L
14 = L
the perimeter of a recatngle is 54 inches. The width is one inch less than the lenght. FInd the length and width.
I just don't understand how to find the length and width if i am only givent eh perimeter please show work thank you
1 answer