Here we answer the question: "What two numbers multiply to 130 and add up to -23?"
The answer to your question is:
-13 and -10
Below we illustrate and prove that -13 and -10 multiply to 130 and add up to -23:
-13 × -10 = 130
-13 + -10 = -23
Are you asking because you are trying to figure out how to factor the following quadratic equation?
x2 - 23x + 130 = 0
If so, the solution to factor the quadratic equation above is:
(x - 13 ) (x - 10)
To summarize, since -13 and -10 multiply to 130 and add up -23, you know that the following is true:
x2 - 23x + 130 = (x - 13 ) (x - 10)
Multiply To One Number and Add Up To Another
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