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9x^2-3x-20 Solve for x....

`9x^2-3x-20` Solve for x.

Text Solution

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`9x^2-3x-20 = 0`
`=>9x^2-15x+12x-20 = 0`
`=>3x(3x-5)+4(3x-5) = 0`
`=>(3x+4)(3x-5) = 0`
`:. x = -4/3 and x = 5/3`
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