SOLUTION: The width of a rectangle is x centimeters. The length of the rectangle is 3 centimeters more than the width. The perimeter of the rectangle is 62 centimeters. What is the value of

Algebra ->  Rectangles -> SOLUTION: The width of a rectangle is x centimeters. The length of the rectangle is 3 centimeters more than the width. The perimeter of the rectangle is 62 centimeters. What is the value of       Log On


   



Question 951569: The width of a rectangle is x centimeters. The length of the rectangle is 3 centimeters more than the width. The perimeter of the rectangle is 62 centimeters. What is the value of x?
Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
x=width; L=length=x+3cm;P=perimeter=2(L+x)=62 cm
P=2(L+x)
62cm=2(L+x) Divide each side by 2.
31cm=L+x Substitute for L.
31cm=x+3cm+x Subtract 3cm from each side.
28cm=2x Divide each side by 2.
14cm=x ANSWER: The width of the rectangle is 14cm.