$\,-7\,x \,-\,\,x^2 +\,8 \,-3\,\,x^2 +\,6=$ ?

$\,14\,\,x^2 \,-7\,x \,-4$ $\,-4\,\,x^2 \,-7\,x \,-2$ $\,-2\,\,x^2 \,-7\,x \,-2$ $\,-4\,\,x^2 \,-7\,x +\,14$ $\,-11\,\,x^2 +\,14$

$\,4 +\,7\times\,3\,x +\,2 =$ ?

$\,-21\,x +\,6$ $\,33\,x +\,2$ $\,21\,x +\,6$ $\,21\,x +\,2$ $\,10\,x +\,6$

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

$\,x +\,y$ $\,11\,x +\,17\,y$ $\,x \,-\,y$ $\,11\,x \,-\,y$ $\,x +\,17\,y$

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

$\,-2\,x \,-\,y$ $\,-12\,xy +\,9\,yx$ $\,-4\,x \,-\,y$ $\,-4\,x \,-17\,y$ $\,-2\,x +\,17\,y$

$\,-6\,x \,-1 \,-7\,x \,-2 \,-3\,x=$ ?

$\,-16\,x \,-3$ $\,-10\,x \,-3$ $\,-15\,x$ $\,-19\,x$ $\,-16\,x \,-1$ $\,-2\,x \,-1$

$ \,7\,\,x^2 - ( \,3 + \,6\,\,x^2 + \,6\,x)=$ ?

$\,13\,\,x^2 \,-6\,x \,-3$ $\,13\,\,x^2 +\,6\,x +\,3$ $\,\,x^2 \,-6\,x \,-3$ $\,\,x^2 +\,6\,x \,-3$ $\,\,x^2 +\,6\,x +\,3$

$\,5\,x - ( - \,3\,\,x^2 - \,7 ) + \,8\,x=$ ?

$\,3\,\,x^2 \,-3\,x +\,7$ $\,-3\,\,x^2 +\,13\,x \,-7$ $\,3\,\,x^2 +\,13\,x +\,7$ $\,-3\,\,x^2 +\,13\,x +\,7$ $\,3\,\,x^2 +\,13\,x \,-7$

$\,-7\times \,x \times (\,-3\,) + \,x \times \,7\,x =$ ?

$\,7\,\,x^2 \,-21\,x$ $\,7\,\,x^2 \,-10\,x$ $\,28\,\,x^2$ $\,7\,\,x^2 +\,21\,x$ $\,-7\,\,x^2 +\,21\,x$

$\,7\,x + (\,5 - \,4\,x + \,5\,y) =$ ?

$\,11\,x +\,5\,y +\,5$ $\,3\,x \,-5\,y +\,5$ $\,11\,x \,-5\,y \,-5$ $\,3\,x +\,5\,y +\,5$ $\,-3\,x +\,5\,y \,-5$

$\,3 + ( - \,7\,x + \,1) - ( \,2 - \,2\,x) =$ ?

$\,-5\,x +\,6$ $\,-6\,x +\,3$ $\,-9\,x +\,2$ $\,-5\,x +\,2$