SOLUTION: A rectangular area is 5 m longer as it is wide. One side of a square swimming pool will match exactly the width of the area. After the pool is built, the area left will be only 30
Algebra.Com
Question 482316: A rectangular area is 5 m longer as it is wide. One side of a square swimming pool will match exactly the width of the area. After the pool is built, the area left will be only 30 m^2. How wide is the area?
Answer by cleomenius(959) (Show Source): You can put this solution on YOUR website!
x(x+5) = x^2 + 30
x^2 + 5x = x^2 + 30 We can subtract x^2 from each side.
5x = 30
x = 6
The width is 6.
_____
check
_____
11*5 =66m^2
6^2 = 36M^2; + 30m^2 = 66m^2
cleomenius.
RELATED QUESTIONS
a rectangular area is 5 m longer as it is wide. one side of a square swimming pool will... (answered by ankor@dixie-net.com)
Please help me solve this word problem:
The Jones Family have a rectangular swimming... (answered by josgarithmetic)
help pls and explain it as well, thanks 😊
The Jones Family have a rectangular... (answered by josgarithmetic,mananth)
A rectangular swimming pool is 2 m longer than it is wide. If the width is decreased by 3 (answered by ankor@dixie-net.com)
A rectangular swimming pool is 2 m longer than it is wide. If the width is decreased by 3 (answered by nerdybill)
a rectangular swimming pool is 2 m longer than it is wide.if the width is decreased by... (answered by KnightOwlTutor)
A rectangular swimming pool is 10ft longer than it is wide, and it has a surrounding deck (answered by mananth)
a rectangular swimming pool is three time as long as it is wide and is surrounded by a... (answered by ankor@dixie-net.com)
A rectangular swimming pool is twice as long as it is wide. A small walkway surrounds the (answered by SandySharma)