If x^2 - y^2 = 10 and x + y = 5, then x - y = ?

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justaguide eNotes educator| Certified Educator

It is given that x^2 - y^2 = 10 and x + y = 5

x^2 - y^2 = 10

=> (x - y)(x + y) = 10

=> (x - y)*5 = 10

=> x - y = 10/5

=> x - y = 2

The value of x - y = 2

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