How do you factor the trinomial $x^2-13x=42$ ?

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Answer 1 · 2016-05-14T23:52:52

(x - 6)(x - 7)

$y = x^2 - 13x + 42$
Find 2 numbers knowing sum (b = -13) and product (c = 42).
They are: -6 and -7
y = (x - 6)(x - 7)

How do you factor the trinomial x^2-13x=42 x^2-13x=42?