Make bottom number same
ok, so remember
(a-b)(a+b)=a²+b²
so
to get from (y-x) to (y²-x²), multiply 2nd fraction by (y+x)
so multiply 2nd fraction by (y+x)/(y+x)

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Answer: A. Women began to work outside the home
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No but if you copy and paste the question to me i can get you the answers :)
Answer:
D
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