$\,-6\,x +\,6\,\,x^2 +\,9 \,-2\,\,x^2 +\,2=$ ?

$\,-2\,\,x^2 +\,11$ $\,4\,\,x^2 \,-6\,x \,-7$ $\,11\,\,x^2 \,-6\,x +\,4$ $\,4\,\,x^2 \,-6\,x +\,11$ $\,-8\,\,x^2 \,-6\,x \,-7$

$\,-2\,x +\,2\,y \,-\,y +\,3\,x=$ ?

$\,-5\,x +\,y$ $\,x \,-3\,y$ $\,x +\,y$ $\,0\,xy +\,2\,yx$ $\,-5\,x +\,3\,y$

$\,-9\,x \,-5 +\,5\,x \,-8 +\,7\,x=$ ?

$\,6\,x$ $\,3\,x \,-3$ $\,-10\,x$ $\,3\,x \,-13$ $\,-11\,x \,-13$ $\,-7\,x \,-3$

$\,-9\times \,x \times (\,-3\,) + \,x \times (\,-6\,x\,) =$ ?

$\,21\,\,x^2$ $\,-6\,\,x^2 +\,27\,x$ $\,6\,\,x^2 +\,27\,x$ $\,-6\,\,x^2 \,-27\,x$ $\,-6\,\,x^2 \,-12\,x$

$\,3\,y \times \,7\,x \,-8\,xy =$ ?

$\,3\,y +\,7\,x \,-8\,xy$ $\,13\,xy$ $\,-29\,xy$ $\,2\,xy$ $\,29\,xy$

$\,-8 \,-3\times\,8\,x \,-8 =$ ?

$\,-24\,x \,-16$ $\,24\,x \,-16$ $\,-88\,x \,-8$ $\,5\,x \,-16$

$\,-5\,x +\,1 \,-3\,x =$ ?

$\,-7\,x$ $\,-8\,x +\,1$ $\,-5\,x \,-2\,x$ $\,2\,x +\,1$ $\,-2\,x +\,1$

$\,-3 \,-9\,x +\,7\,y \,-\,x +\,8=$ ?

$\,-13\,x +\,7\,y +\,8$ $\,-10\,x +\,7\,y +\,5$ $\,-10\,x +\,7\,y \,-11$ $\,-8\,x +\,7\,y +\,5$ $\,-3\,xy +\,5$