SOLUTION: The perimeter of a rectangle is 256. The length is 3 times the width. What are the length and width of the rectangle?

Question 817442: The perimeter of a rectangle is 256. The length is 3 times the width. What are the length and width of the rectangle?
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
2L + 2w = 256
L = 3w
---
2L + 2w = 256
2(3w) + 2w = 256
6w + 2w = 256
8w = 256
---
w = 32
L = 96
---
Solve and graph linear equations:
https://sooeet.com/math/linear-equation-solver.php
---
Solve quadratic equations, quadratic formula:
https://sooeet.com/math/quadratic-formula-solver.php
---
Convert fractions, decimals, and percents:
https://sooeet.com/math/fraction-decimal-percent.php
---
Calculate and graph the linear regression of any data set:
https://sooeet.com/math/linear-regression.php
RELATED QUESTIONS
The length of a rectangle is 4 times the width. The perimeter of the rectangle is 120.... (answered by checkley77)

the perimeter of a rectangle is 24. the length of the rectangle is 3 times the width.... (answered by Adrish)

the width of a rectangle is 15 less than 3 times its length. if the perimeter is 26, what (answered by TimothyLamb)

The perimeter of a rectangle is 24 in and its length us 3 times its width. What are the... (answered by JulietG)

A rectangle has a perimeter of 30 inches, its length is one less than 3 times its width.... (answered by ewatrrr)

the area of a rectangle is 256 m squared. the length of the rectangle is 4 times greater... (answered by TimothyLamb)

The perimeter of a rectangle is 68 inches. if the length is 4 more than 3 times the... (answered by jpvn2015,MathTherapy)

The width of a rectangle is 15 less than three times its length. If the perimeter is 26,... (answered by ewatrrr)

The length of a rectangle is three times its width. It's perimeter is 80 m. What are the... (answered by CubeyThePenguin)