What two numbers multiply to -890 and add up to -79?




Here we answer the question: "What two numbers multiply to -890 and add up to -79?"

The answer to your question is:

-89 and 10


Below we illustrate and prove that -89 and 10 multiply to -890 and add up to -79:

-89 × 10 = -890
-89 + 10 = -79

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

x2 - 79x - 890 = 0

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

(x - 89 ) (x + 10)

To summarize, since -89 and 10 multiply to -890 and add up -79, you know that the following is true:

x2 - 79x - 890 = (x - 89 ) (x + 10)


Multiply To One Number and Add Up To Another
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