Problema Solution
The perimeter of a rectangle is 120m. The length is 15 m more than twice the width. Find the dimensions.
What is the length?
(simplify your answer)
What is the width?
(simplify your answer)
Answer provided by our tutors
Let
x = the width
15 + 2x = the length
P = 120 m the perimeter
Since P = 2*length + 2*width we have:
2(15 + 2x) + 2x = 120
........
click here to see the equation solved for x
........
x = 15 m
15 + 2*15 = 45 m
The length is 45 m.
The width is 15 m.