You can put this solution on YOUR website! solve this problem using the quadratic formula?
6x^2 + 3x - 18 = 0
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x = [-3 +- sqrt(9-6*-18)]/12
x = [-3 +- sqrt(441)]/12
x = [-3 +- 21]/12
x = 1.5 or x = -2
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Cheers,
Stan H.