What two numbers multiply to -388 and add up to -387?

Here we answer the question: "What two numbers multiply to -388 and add up to -387?"

The answer to your question is:

-388 and 1

Below we illustrate and prove that -388 and 1 multiply to -388 and add up to -387:

-388 × 1 = -388
-388 + 1 = -387

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

x² - 387x - 388 = 0

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

(x - 388 ) (x + 1)

To summarize, since -388 and 1 multiply to -388 and add up -387, you know that the following is true:

x² - 387x - 388 = (x - 388 ) (x + 1)

Multiply To One Number and Add Up To Another
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