What two numbers multiply to -553 and add up to 72?




Here we answer the question: "What two numbers multiply to -553 and add up to 72?"

The answer to your question is:

-7 and 79


Below we illustrate and prove that -7 and 79 multiply to -553 and add up to 72:

-7 × 79 = -553
-7 + 79 = 72

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

x2 + 72x - 553 = 0

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

(x - 7 ) (x + 79)

To summarize, since -7 and 79 multiply to -553 and add up 72, you know that the following is true:

x2 + 72x - 553 = (x - 7 ) (x + 79)


Multiply To One Number and Add Up To Another
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