Hello, magentarita!
The perimeter of a rectangle is 20 meters.
If the length is increased by four times the width, the sum is 19 meters.
The sum of what?
What are the dimensions of the rectangle? What is its area?
The perimeter of a rectangle is 20 meters. If the length is increased by four times the width, the sum is 19 meters. What are the dimensions of the rectangle? What is its area?
MY WORK:
length = x + 4x
width = x
Is this correct so far?