$\,-6\,x +\,3\,\,x^2 \,-1 +\,7\,\,x^2 +\,2=$ ?

$\,\,x^2 \,-6\,x +\,10$ $\,4\,\,x^2 \,-6\,x +\,3$ $\,-4\,\,x^2 \,-6\,x +\,1$ $\,10\,\,x^2 \,-6\,x +\,1$ $\,4\,\,x^2 +\,1$

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

$\,14\,x +\,3$ $\,49\,x +\,3$ $\,14\,x +\,8$ $\,49\,x \,-13$ $\,-49\,x +\,3$

$\,y \times \,5\,x \,-9\,xy =$ ?

$\,14\,xy$ $\,-4\,xy$ $\,-3\,xy$ $\,y +\,5\,x \,-9\,xy$ $\,-14\,xy$

$\,-7\,x \,-7\,y \,-\,y \,-5\,x=$ ?

$\,-12\,x \,-8\,y$ $\,-12\,x +\,6\,y$ $\,-2\,x \,-8\,y$ $\,-2\,x \,-6\,y$ $\,-14\,xy \,-6\,yx$

$\,-4 \,-9\,x \,-6\,y \,-8\,x \,-9=$ ?

$\,-17\,x \,-6\,y +\,5$ $\,-\,x \,-6\,y \,-13$ $\,-17\,x \,-6\,y \,-13$ $\,-21\,x \,-6\,y \,-9$ $\,-23\,xy \,-13$

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

$\,5\,\,x^2 \,-9\,x$ $\,5\,\,x^2 $ $\,5\,\,x^2 +\,9\,x$ $\,-4\,\,x^2$ $\,-5\,\,x^2 \,-9\,x$

$\,4\,x +\,2 \,-5\,x \,-5 \,-4\,x=$ ?

$\,5\,x \,-7$ $\,-8\,x$ $\,-5\,x \,-3$ $\,-5\,x \,-7$ $\,3\,x \,-3$ $\,2\,x$

$\,x \,-8 \,-4\,x =$ ?

$\,5\,x \,-8$ $\,x \,-12\,x$ $\,-5\,x \,-8$ $\,-3\,x \,-8$ $\,-11\,x$