Answer:
Hey there! The length is 21 inches and width is 3 inches
Step-by-step explanation:
Width = x inches
Length = 6x + 3
So, Perimeter = 2(l+b)
48= 2(6x+3 +x)
24 = 7x +3
7x = 21
x = 21/7
x = 3 inches
So, length = 6x +3
= 18 + 3
= 21 inches
Hope it helps! Pls mark me brainliest
