SOLUTION: Last question: The sum of the solutions to {{{49x^2-25=?}}} is 10/7, 0, -10/7, or 5/7? please help on this last question!! thank you. =)

Algebra ->  Inequalities -> SOLUTION: Last question: The sum of the solutions to {{{49x^2-25=?}}} is 10/7, 0, -10/7, or 5/7? please help on this last question!! thank you. =)      Log On


   

Question 109752This question is from textbook algebra2 with trigonometry
: Last question: The sum of the solutions to 49x%5E2-25=%3F is 10/7, 0, -10/7, or 5/7? please help on this last question!! thank you. =) This question is from textbook algebra2 with trigonometry

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Last question: The sum of the solutions to 49x^2-25=0 is 10/7, 0, -10/7, or 5/7?
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49x^2-25 = 0
(7x-5)(7x+5)=0
x = 5/7 or x = -5/7
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The sum of these solutions is zero.
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Cheers,
Stan H.