SOLUTION: What is the sum of the solutions to the equation 9 x^2 - 6x = 8?
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Question 330477: What is the sum of the solutions to the equation 9 x^2 - 6x = 8?
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
9 x^2 - 6x = 8?
9x^2-6x-8=0
9x^2-12x+6x-8=0
3x(3x-4)+2(3x-4)=0
(3x+2)(3x-4)=0
..
3x=-2
x= -2/3
or
3x-4=0
3x=4
x=4/3
..
sum of solutions = -2/3 +4/3
=2/3
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