$\,2 \,-3\times\,9\,x \,-8 =$ ?

$\,-9\,x \,-8$ $\,-27\,x +\,10$ $\,6\,x \,-6$ $\,-27\,x \,-6$ $\,27\,x \,-6$

$\,6\,y \times \,7\,x \,-5\,xy =$ ?

$\,6\,y +\,7\,x \,-5\,xy$ $\,8\,xy$ $\,-47\,xy$ $\,47\,xy$ $\,37\,xy$

$\,9\times \,x \times (\,-4\,) + \,x \times (\,-3\,x\,) =$ ?

$\,-3\,\,x^2 +\,36\,x$ $\,3\,\,x^2 \,-36\,x$ $\,-39\,\,x^2$ $\,-3\,\,x^2 \,-36\,x$ $\,-3\,\,x^2 +\,5\,x$

$\,-2\,x +\,1 +\,2\,x +\,2 +\,4\,x=$ ?

$\,7\,x$ $\,-4\,x +\,3$ $\,4\,x +\,3$ $\,3\,x$ $\,4\,x +\,1$

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

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

$\,5 \,-5\,x \,-\,y \,-3\,x +\,4=$ ?

$\,-8\,x \,-\,y +\,1$ $\,-3\,x \,-\,y +\,4$ $\,-2\,x \,-\,y +\,9$ $\,-9\,xy +\,9$ $\,-8\,x \,-\,y +\,9$

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

$\,-9\,x +\,13\,x$ $\,-\,x +\,5$ $\,17\,x +\,5$ $\,-17\,x +\,5$ $\,4\,x$

$\,x \,-5\,\,x^2 \,-6 +\,9\,\,x^2 +\,4=$ ?

$\,4\,\,x^2 +\,x +\,10$ $\,4\,\,x^2 +\,x \,-2$ $\,14\,\,x^2 +\,x +\,10$ $\,5\,\,x^2 \,-2$ $\,-2\,\,x^2 +\,x +\,4$