$\,6 +\,9\times\,7\,x \,-2 =$ ?

$\,-63\,x +\,4$ $\,105\,x \,-2$ $\,16\,x +\,4$ $\,63\,x +\,8$ $\,63\,x +\,4$

$\,8\,y \times \,3\,x +\,9\,xy =$ ?

$\,-15\,xy$ $\,8\,y +\,3\,x +\,9\,xy$ $\,33\,xy$ $\,20\,xy$ $\,15\,xy$

$\,1\times \,x \times (\,-3\,) + \,x \times (\,-6\,x\,) =$ ?

$\,-9\,\,x^2$ $\,6\,\,x^2 \,-3\,x$ $\,-6\,\,x^2 \,-2\,x$ $\,-6\,\,x^2 +\,3\,x$ $\,-6\,\,x^2 \,-3\,x$

$\,-5\,x +\,8 \,-5\,x \,-9 +\,6\,x=$ ?

$\,-5\,x$ $\,13\,x$ $\,-4\,x \,-17$ $\,-4\,x \,-1$ $\,6\,x \,-17$ $\,-16\,x \,-1$

$\,8 \,-\,x \,-2\,y +\,7\,x \,-1=$ ?

$\,4\,xy +\,7$ $\,6\,x \,-2\,y +\,9$ $\,-8\,x \,-2\,y +\,7$ $\,14\,x \,-2\,y \,-1$ $\,6\,x \,-2\,y +\,7$

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

$\,x +\,6\,y$ $\,-4\,xy +\,7\,yx$ $\,-3\,x +\,12\,y$ $\,x \,-12\,y$ $\,-3\,x +\,6\,y$

$\,7\,x \,-8 \,-3\,x =$ ?

$\,10\,x \,-8$ $\,7\,x \,-11\,x$ $\,4\,x \,-8$ $\,-10\,x \,-8$ $\,-4\,x$

$\,-6\,x \,-2\,\,x^2 \,-6 \,-6\,\,x^2 \,-3=$ ?

$\,-9\,\,x^2 \,-6\,x \,-8$ $\,-14\,\,x^2 \,-9$ $\,-4\,\,x^2 \,-6\,x +\,3$ $\,4\,\,x^2 \,-6\,x \,-9$ $\,-8\,\,x^2 \,-6\,x \,-9$