What two numbers multiply to -69 and add up to 68?




Here we answer the question: "What two numbers multiply to -69 and add up to 68?"

The answer to your question is:

-1 and 69


Below we illustrate and prove that -1 and 69 multiply to -69 and add up to 68:

-1 × 69 = -69
-1 + 69 = 68

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

x2 + 68x - 69 = 0

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

(x - 1 ) (x + 69)

To summarize, since -1 and 69 multiply to -69 and add up 68, you know that the following is true:

x2 + 68x - 69 = (x - 1 ) (x + 69)


Multiply To One Number and Add Up To Another
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