SOLUTION: The width of a classroom is 1 meter more than 1/4 of its length. If the perimeter if the classroom is 24 what is the length in decimals?

Question 934038: The width of a classroom is 1 meter more than 1/4 of its length. If the perimeter if the classroom is 24 what is the length in decimals?
Answer by Techpriest(29) (Show Source): You can put this solution on YOUR website!
Let's assume the classroom the statement is referring to is a rectangle.
The perimeter of a rectangle can be determined by

Since we know that the perimeter is 24, we can apply this to our equation.

Since the width is 1 meter more than 1/4 of its length we can assume that

Because we know the width, we can plug-in the value of W into the first equation and can solve.

Distribution Property
Combine Like Terms
Subtraction Property of Equality
Multiplication Inverse or Reciprocal

The length is 8.8!

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