$\,-6 +\,4\times\,3\,x \,-1 =$ ?

$\,-6\,x \,-1$ $\,-12\,x \,-7$ $\,12\,x \,-5$ $\,7\,x \,-7$ $\,12\,x \,-7$

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

$\,2\,\,x^2 +\,18\,x$ $\,-2\,\,x^2 \,-11\,x$ $\,16\,\,x^2$ $\,-2\,\,x^2 \,-18\,x$ $\,-2\,\,x^2 +\,18\,x$

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

$\,3\,\,x^2 \,-2\,x +\,3$ $\,3\,\,x^2 +\,8\,x +\,3$ $\,3\,\,x^2 +\,8\,x \,-3$ $\,-3\,\,x^2 +\,8\,x +\,3$ $\,-3\,\,x^2 +\,8\,x \,-3$

$\,-9\,x +\,4\,\,x^2 \,-8 +\,2\,\,x^2 \,-1=$ ?

$\,-2\,\,x^2 \,-9\,x +\,7$ $\,-9\,\,x^2 \,-9\,x +\,6$ $\,6\,\,x^2 \,-9\,x \,-9$ $\,-3\,\,x^2 \,-9$ $\,6\,\,x^2 \,-9\,x +\,7$

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

$\,-11\,x \,-7$ $\,-13\,x +\,5$ $\,-6\,x$ $\,-4\,x$ $\,-\,x \,-7$ $\,-11\,x +\,5$

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

$\,-\,x +\,9\,y$ $\,-\,x +\,3\,y$ $\,5\,x +\,9\,y$ $\,5\,x \,-3\,y$ $\,-\,x \,-3\,y$

$\,9 + ( - \,4\,x + \,7) - ( \,4 - \,5\,x) =$ ?

$\,-9\,x +\,12$ $\,x +\,12$ $\,x \,-2$ $\,x +\,20$ $\,4\,x +\,9$

$\,9\,x +\,8\,y \,-4\,y +\,8\,x=$ ?

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

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

$\,4\,x +\,5\,y \,-8$ $\,-4\,x \,-5\,y +\,8$ $\,6\,x +\,5\,y +\,8$ $\,-4\,x +\,5\,y +\,8$ $\,6\,x \,-5\,y \,-8$

$ \,9\,\,x^2 - ( \,3 + \,4\,\,x^2 + \,8\,x)=$ ?

$\,13\,\,x^2 \,-8\,x \,-3$ $\,5\,\,x^2 +\,8\,x +\,3$ $\,5\,\,x^2 +\,8\,x \,-3$ $\,13\,\,x^2 +\,8\,x +\,3$ $\,5\,\,x^2 \,-8\,x \,-3$