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If xy = - 3, x + y = - 1 / 4, then the value of X + (xy-4x) - 3Y is?
Original formula = x + xy-4x-3y
=xy-3x-3y
=xy-3(x+y)
=-3-3×(-1/4)
=-3+3/4
=-9/4
RELATED INFORMATIONS
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