Answer:
length = 10 inches
Explanation:
the perimeter (P) of a rectangle is calculated as
P = 2l + 2w ( l is the length and w the width )
here w = 14 and P = 48 , then
48 = 2l + 2(14)
48 = 2l + 28 ( subtract 28 from both sides )
20 = 2l ( divide both sides by 2 )
10 = l
then length is 10 inches