help

An edge of a square can be expressed as $4x-15$ meters or as $20-3x$ meters. What is its area in square meters?

Hello Paresh!

$(4x-15)^2=(20-3x)^2\\ 4x-15=20-3x\\ 7x=35$

$x=5$

A=(4*5-15)*(20-3*5)=5*5

A=25m²

The area of the square it 25m²

  !