What two numbers multiply to 519 and add up to -520?

Here we answer the question: "What two numbers multiply to 519 and add up to -520?"

The answer to your question is:

-519 and -1

Below we illustrate and prove that -519 and -1 multiply to 519 and add up to -520:

-519 × -1 = 519
-519 + -1 = -520

Are you asking because you are trying to figure out how to factor the following quadratic equation?

x² - 520x + 519 = 0

If so, the solution to factor the quadratic equation above is:

(x - 519 ) (x - 1)

To summarize, since -519 and -1 multiply to 519 and add up -520, you know that the following is true:

x² - 520x + 519 = (x - 519 ) (x - 1)

Multiply To One Number and Add Up To Another
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