$\,8\,x +\,\,x^2 +\,2 \,-9\,\,x^2 +\,7=$ ?

$\,-8\,\,x^2 +\,8\,x +\,9$ $\,-8\,\,x^2 +\,8\,x +\,5$ $\,-10\,\,x^2 +\,8\,x +\,5$ $\,9\,\,x^2 +\,8\,x \,-8$

$\,4\,y \times (\,-3\,x\,) +\,6\,xy =$ ?

$\,7\,xy$ $\,-18\,xy$ $\,18\,xy$ $\,4\,y \,-3\,x +\,6\,xy$ $\,-6\,xy$

$\,4\,x \,-8 \,-4\,x +\,2 +\,5\,x=$ ?

$\,-\,x$ $\,13\,x +\,10$ $\,-5\,x \,-6$ $\,5\,x \,-6$ $\,5\,x +\,10$ $\,-5\,x$

$\,-5 \,-8\times\,6\,x \,-5 =$ ?

$\,-2\,x \,-10$ $\,48\,x \,-10$ $\,-48\,x \,-10$ $\,-78\,x \,-5$

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

$\,-19\,x +\,y \,-8$ $\,-9\,xy \,-17$ $\,-10\,x +\,y \,-17$ $\,-10\,x +\,y \,-1$ $\,-10\,x \,-\,y \,-17$

$\,6\times \,x \times (\,-9\,) + \,x \times (\,-8\,x\,) =$ ?

$\,-8\,\,x^2 \,-3\,x$ $\,-8\,\,x^2 \,-54\,x$ $\,8\,\,x^2 \,-54\,x$ $\,-62\,\,x^2$ $\,-8\,\,x^2 +\,54\,x$

$\,-4\,x +\,5 +\,7\,x =$ ?

$\,-4\,x +\,12\,x$ $\,-11\,x +\,5$ $\,11\,x +\,5$ $\,3\,x +\,5$ $\,8\,x$

$\,8\,x +\,9\,y \,-3\,y +\,2\,x=$ ?

$\,10\,x +\,6\,y$ $\,17\,xy \,-\,yx$ $\,10\,x \,-12\,y$ $\,6\,x +\,12\,y$ $\,6\,x +\,6\,y$