Question 1007068
Let width be x
Let length be y

y = 4x-5

P = 2(width) + 2(length) or P=2x + 2y

P = 2x + 2y
150 = 2x + 2(4x-5)
150 = 2x + 8x - 10
150 = 10x - 10
160 = 10x
16 = x

y = 4x-5 = 4(16) - 5 = 59

Final Answer:
Width = 16 m
Length = 59 m