The length of a rectangle is 5 more than the width(w). The Perimeter(P) is 42 inches.
width= w
length= w+5
P=42= 2w+2l
1/2P= 21=w+l (plug in for "l")
21= w+ w+5
21= 2w+5
16= 2w
w= 8 inches
length= w+5= 8+5= 13 inches
Answer:
This rectangle has a length of 13 inches and a width of 8 inches.