SOLUTION: factor-9x^2-21x-18

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Question 365412: factor-9x^2-21x-18
Answer by mananth(16946) About Me  (Show Source):
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9x^2-21x-18
/3
3x^2-7x-6=0
3x^2-9x+2x-6=0
3x(x-3)+2(x-3)=0
(x-3)(3x+2)=0
x=3 OR x=-2/3
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