Question 213438
(x^2⁄2)- 4 – 6x = - 4 
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Add 4 to both sides to get:
(x^2/2) - 6x = 0
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Factor out the common factor of "x":
x[(x/2)-6] = 0
x = 0 or (x/2)-6 = 0
x = 0 or (x/2) = 6
x= 0 or x = 12
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Cheers,
Stan H.