-2x(x+3)-(x+1)(x-2)=
-2x2 -6x -x2+x+2=
-3x2-5x+2= check that
-2x(x+3)-(x+1)(x-2)=
2 answers
Nothing hard about this ...
-2x(x+3) - (x+1)(x-2)
-2x^2-6x - (x^2-x-2)
-2x^2-6x-x^2+x+2
-3x^2-5x+2
-2x(x+3) - (x+1)(x-2)
-2x^2-6x - (x^2-x-2)
-2x^2-6x-x^2+x+2
-3x^2-5x+2