Question

Someone please help me and thanks in advance

Answer 1

$12^{2}+3x+6$ and $-7x^{2}-4x-2 = 5 x^{2} -x+4$

$x^{2} + x$ and $x^{2} = 9x=2x^{2} +9x-2$

$x^{3} + x^{2} +2$ and $x^{2} -2- x^{3} = -2x-2$