9514 1404 393
Answer:
Explanation:
The sum of length and width is half the perimeter. If the perimeter is the same, so will be the sum of length and width:
7 + 5 = x + (4x -3)
15 = 5x . . . . . . . add 3, simplify
3 = x
The value of x is 3.
The length of Rectangle B is 4(3)-3 = 9 inches.
The width of Rectangle B is 3 inches.