P = 2L + 2W
74 = 2(W + 15) + 2W
74 = 2W + 30 + 2W
74 - 30 = 4W
44 = 4W
11 = W
The length of a rectangle is 15 m longer tan it's width. The perimeter of the rectangle is 74 cm. Find the length and width.
3 answers
P = 2L + 2W
74 = 2(W + 15) + 2W
74 = 2W + 30 + 2W
74 - 30 = 4W
44 = 4W
11 = W
74 = 2(W + 15) + 2W
74 = 2W + 30 + 2W
74 - 30 = 4W
44 = 4W
11 = W
P = 2L + 2W
74 = 2(W + 15) + 2W
74 = 2W + 30 + 2W
74 - 30 = 4W
44 = 4W
11 = W
74 = 2(W + 15) + 2W
74 = 2W + 30 + 2W
74 - 30 = 4W
44 = 4W
11 = W