$\,-9\,x +\,3 +\,7\,x \,-2 \,-6\,x=$ ?

$\,-8\,x +\,1$ $\,4\,x +\,1$ $\,-3\,x$ $\,-7\,x$ $\,-8\,x \,-5$ $\,-22\,x \,-5$

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

$\,-2\,x \,-6\,x$ $\,-5\,x \,-9$ $\,x \,-9$ $\,-8\,x$ $\,5\,x \,-9$

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

$\,2\,\,x^2 \,-16\,x$ $\,65\,\,x^2$ $\,2\,\,x^2 \,-63\,x$ $\,2\,\,x^2 +\,63\,x$ $\,-2\,\,x^2 +\,63\,x$

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

$\,-3\,x \,-13\,y$ $\,-3\,xy \,-5\,yx$ $\,5\,x \,-5\,y$ $\,5\,x \,-13\,y$ $\,-3\,x +\,5\,y$

$\,-7\,x +\,7\,\,x^2 +\,1 \,-6\,\,x^2 +\,5=$ ?

$\,-6\,\,x^2 +\,6$ $\,\,x^2 \,-7\,x +\,4$ $\,6\,\,x^2 \,-7\,x +\,1$ $\,-13\,\,x^2 \,-7\,x +\,4$ $\,\,x^2 \,-7\,x +\,6$

$\,7 +\,7\times\,4\,x \,-1 =$ ?

$\,28\,x +\,8$ $\,-28\,x +\,6$ $\,11\,x +\,6$ $\,56\,x \,-1$ $\,28\,x +\,6$

$\,1 \,-5\,x +\,7\,y \,-2\,x +\,3=$ ?

$\,-7\,x +\,7\,y +\,4$ $\,0\,xy +\,4$ $\,-3\,x +\,7\,y +\,4$ $\,-7\,x +\,7\,y \,-2$ $\,-6\,x +\,7\,y +\,3$

$\,-5\,y \times (\,-4\,x\,) \,-6\,xy =$ ?

$\,-26\,xy$ $\,26\,xy$ $\,-15\,xy$ $\,14\,xy$ $\,-5\,y \,-4\,x \,-6\,xy$