Here we answer the question: "What two numbers multiply to -725 and add up to -140?"
The answer to your question is:
-145 and 5
Below we illustrate and prove that -145 and 5 multiply to -725 and add up to -140:
-145 × 5 = -725
-145 + 5 = -140
Are you asking because you are trying to figure out how to factor the following quadratic equation?
x2 - 140x - 725 = 0
If so, the solution to factor the quadratic equation above is:
(x - 145 ) (x + 5)
To summarize, since -145 and 5 multiply to -725 and add up -140, you know that the following is true:
x2 - 140x - 725 = (x - 145 ) (x + 5)
Multiply To One Number and Add Up To Another
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