What two numbers multiply to -688 and add up to -27?




Here we answer the question: "What two numbers multiply to -688 and add up to -27?"

The answer to your question is:

-43 and 16


Below we illustrate and prove that -43 and 16 multiply to -688 and add up to -27:

-43 × 16 = -688
-43 + 16 = -27

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

x2 - 27x - 688 = 0

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

(x - 43 ) (x + 16)

To summarize, since -43 and 16 multiply to -688 and add up -27, you know that the following is true:

x2 - 27x - 688 = (x - 43 ) (x + 16)


Multiply To One Number and Add Up To Another
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