Answer :

this should be your answer i hope this helps
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Answer:

X²/Z²

Step-by-step explanation:

((Xy+xz)/(xz-z²) )*((xy-yz)/(xz+yz))/((y²+yz)/(x²+xy))

= ((Xy+xz)/(xz-z²) )*(y/z(x-z)/(x+y) * x/y(x+y)/(y+z)

= ((Xy+xz)/(xz-z²) )*(x/z(x-z)/(y+z))

= (X/z(y+z)/(x-z)) * (x/z(x-z)/(y+z))

= X²/Z²

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