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

$\,-10\,x$ $\,5\,x \,-5$ $\,-9\,x \,-5$ $\,-3\,x \,-1$ $\,-9\,x \,-1$ $\,-4\,x$

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

$\,-11\,x +\,2\,y$ $\,x +\,2\,y$ $\,x +\,14\,y$ $\,-11\,x \,-14\,y$ $\,-11\,xy +\,14\,yx$

$ \,3\,x + \,y - ( \,5\,x - \,9\,y)=$ ?

$\,8\,x \,-8\,y$ $\,-2\,x +\,8\,y$ $\,-2\,x +\,10\,y$ $\,8\,x +\,10\,y$ $\,-2\,x \,-8\,y$

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

$\,42\,\,x^2$ $\,-7\,\,x^2 +\,35\,x$ $\,7\,\,x^2 +\,12\,x$ $\,7\,\,x^2 \,-35\,x$ $\,7\,\,x^2 +\,35\,x$

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

$\,-30\,x \,-5$ $\,11\,x \,-5$ $\,50\,x \,-9$ $\,30\,x +\,13$ $\,30\,x \,-5$

$ \,3\,\,x^2 - ( \,2 + \,8\,\,x^2 + \,9\,x)=$ ?

$\,-5\,\,x^2 +\,9\,x +\,2$ $\,-5\,\,x^2 +\,9\,x \,-2$ $\,11\,\,x^2 \,-9\,x \,-2$ $\,-5\,\,x^2 \,-9\,x \,-2$ $\,11\,\,x^2 +\,9\,x +\,2$

$\,8\,x + (\,1 - \,9\,x + \,2\,y) =$ ?

$\,17\,x \,-2\,y \,-1$ $\,-\,x \,-2\,y +\,1$ $\,17\,x +\,2\,y +\,1$ $\,-\,x +\,2\,y +\,1$ $\,x +\,2\,y \,-1$

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

$\,-10\,\,x^2 \,-5\,x +\,4$ $\,6\,\,x^2 \,-5\,x +\,12$ $\,12\,\,x^2 \,-5\,x +\,6$ $\,10\,\,x^2 \,-5\,x +\,12$ $\,\,x^2 +\,12$

$\,2 + ( - \,x + \,4) - ( \,9 - \,7\,x) =$ ?

$\,6\,x +\,15$ $\,-8\,x \,-3$ $\,6\,x \,-3$ $\,6\,x \,-11$ $\,x +\,2$

$\,8\,x - ( - \,6\,\,x^2 - \,9 ) + \,6\,x=$ ?

$\,-6\,\,x^2 +\,14\,x \,-9$ $\,-6\,\,x^2 +\,14\,x +\,9$ $\,6\,\,x^2 +\,2\,x +\,9$ $\,6\,\,x^2 +\,14\,x +\,9$ $\,6\,\,x^2 +\,14\,x \,-9$