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
!
wow thx
Thanks for your thx!
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