After the fraction x plus 1 all over 2 minus the fraction x plus 2 all over 3 x have been combined using the Least Common Denominator of 6x, what is the numerator?

So in simplifying this functions that composed of fractional form and the lest common denominator of its is 6x. So based on my calculation by the used of the LCD of the functions, i came up with a numerator of 3x^2-x+2 by simplifying its numerator