-3x(2x+3y)+2x(3x-5y+1)=
=-6x²-9xy+6x²-10xy+2x=
=-19xy+2x=
=-19*(-1)*(-2)+2*(-2)=
=-38-4=
=-42
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-3x(2x+3y)+2x(3x-5y+1)=
=-6x²-9xy+6x²-10xy+2x=
=-19xy+2x=
=-19*(-1)*(-2)+2*(-2)=
=-38-4=
=-42