please solve any four question
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Answer:
6x²-14x+9x-21=0
6x²-5x-21=0
6x²-21x+6x-21=0
3x(2x-7)+3(2x-7)=0
(2x-7)(3x+3)=0
x=7/2 or x-1
I hope it's helpful to you
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