SOLUTION: The length of a certain rectangle is 4 m greater than five times its width. Find the dimensions of the rectangle if the perimeter is 20 m. (Hint: the perimeter of a rectangle is P

Question 1042814: The length of a certain rectangle is 4 m greater than five times its width. Find the dimensions of the rectangle if the perimeter is 20 m. (Hint: the perimeter of a rectangle is P = 2L + 2W.)
Found 2 solutions by rfer, ikleyn:
Answer by rfer(16322)   (Show Source): You can put this solution on YOUR website!
2(5w+4)+2w=20
10w+8+2w=20
12w=20-8
w=12/12
w=1
l=5*1+4
l=9
Answer by ikleyn(52779)   (Show Source): You can put this solution on YOUR website!
.
For the bunch of similar solved problems (that are samples for you) see the lessons
    - Solved problems on the perimeter and side lengths of a triangle
    - Solved problems on the perimeter and side lengths of a right-angled triangle
    - Solved problems on the perimeter and the side lengths of a parallelogram
    - Solved problems on the perimeter and side lengths of a rectangle
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