SOLUTION: what is the sum of the 2 solutions of the equation x^2-3x-28=0? a) 7, b) 3, c)0, d)-4, e)-28

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Question 433991: what is the sum of the 2 solutions of the equation x^2-3x-28=0?
a) 7, b) 3, c)0, d)-4, e)-28
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
what is the sum of the 2 solutions of the equation x^2-3x-28=0?
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The sum of the 2 answers to any quadratic equation
is 2(-b/(2a)) = -b/a
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Your Problem:
The sum is 3/1 = 3
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cheers,
Stan H.
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a) 7, b) 3, c)0, d)-4, e)-28