Answer:
Width=5 inches
Step-by-step explanation:
Perimeter = length + length + width + width or simply
P = 2l + 2w
Plug 38 for P & 14 for (l)
38 = 2(14) + 2w
Solve for w
38 = 2(14) + 2w
Multiply 2 & 14
38 = 28 + 2w
Subtract 28 from both sides
10 = 2w
Divide 2 from both sides
5 = w
