SOLUTION: length of a rectangle is 3cm longer than its width. if the perimetre of the rectangle is 26cm, what is the length?
Algebra.Com
Question 329318: length of a rectangle is 3cm longer than its width. if the perimetre of the rectangle is 26cm, what is the length?
Answer by unlockmath(1688) (Show Source): You can put this solution on YOUR website!
Hello,
Let's have x represent the width and length x+3. Now we can set up the following equation as:
2x+2(x+3)=26
Rewritten as:
4x+6=26
Subtract 6 and divide by 4 to get:
x=5
OK, we know the width is 5 cm and length is 8.
Make sense?
RJ
www.math-unlock.com
RELATED QUESTIONS
The length of a rectangle is 3cm longer than its width. If the perimeter of the... (answered by mananth)
the perimeter of a rectangle is 26cm. the length is 8cm. what is its... (answered by richwmiller)
Please help me solve this Word problem:
The length of a rectangle is 3cm greater than... (answered by jim_thompson5910)
If the perimetre of a rectangle is 720m, and the length is twice of width, what is the... (answered by rfer)
The length of a rectangle is 3cm longer than its width. If the perimeter of the rectangle (answered by josgarithmetic)
The perimeter of a rectangle is 48cm. The length of a rectangle is 3cm longer than twice... (answered by math_tutor2020)
The length of a triangle is 3cm longer than its width. If the perimeter of the rectangle... (answered by JulietG)
The length of a rectangle is 3cm longer than twice the width. the area of the rectangle... (answered by oberobic)
The length of a rectangle is 3cm longer than the width. The perimeter of the rectangle is (answered by drj)