How do you factor $a^2-x^2+10x-25$ ?

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Answer 1 · 2016-08-09T11:59:39

$(a-x+5)(a+x-5)$

$a^2-x^2+10x-25=a^2-(x^2-10x+25)$

$x^2-10x+25=(x-5)^2$

$a^2-(x-5)^2$

$m^2-n^2=(m-n)(m+n)$

$(a-(x-5))(a+(x-5))$

$(a-x+5)(a+x-5)$

How do you factor a^2-x^2+10x-25a^2-x^2+10x-25?