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

$\,18\,\,x^2 +\,3$ $\,11\,\,x^2 +\,7\,x +\,3$ $\,\,x^2 +\,7\,x +\,3$ $\,-\,\,x^2 +\,7\,x +\,7$ $\,3\,\,x^2 +\,7\,x +\,11$

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

$\,7\,x \,-8$ $\,-5\,x \,-8$ $\,-13\,x$ $\,-6\,x \,-7\,x$ $\,-7\,x \,-8$

$\,8\,x \,-4\,y +\,5\,y +\,9\,x=$ ?

$\,-\,x +\,y$ $\,17\,x +\,y$ $\,17\,x +\,9\,y$ $\,-\,x \,-9\,y$ $\,4\,xy +\,14\,yx$

$\,-6\,y \times (\,-3\,x\,) +\,8\,xy =$ ?

$\,-6\,y \,-3\,x +\,8\,xy$ $\,-10\,xy$ $\,26\,xy$ $\,10\,xy$ $\,-\,xy$

$\,-1 +\,6\,x \,-4\,y +\,3\,x \,-7=$ ?

$\,8\,x \,-4\,y \,-7$ $\,9\,x \,-4\,y +\,6$ $\,5\,xy \,-8$ $\,3\,x \,-4\,y \,-8$ $\,9\,x \,-4\,y \,-8$

$\,8\times \,x \times \,4 + \,x \times (\,-3\,x\,) =$ ?

$\,-3\,\,x^2 \,-32\,x$ $\,-3\,\,x^2 +\,12\,x$ $\,3\,\,x^2 +\,32\,x$ $\,-3\,\,x^2 +\,32\,x$ $\,29\,\,x^2$

$\,-2\,x +\,8 +\,x +\,2 \,-8\,x=$ ?

$\,-11\,x \,-6$ $\,x$ $\,-3\,x$ $\,-9\,x +\,10$ $\,7\,x +\,10$ $\,-9\,x \,-6$

$\,-1 \,-8\times(\,-7\,x\,) \,-5 =$ ?

$\,-56\,x \,-6$ $\,63\,x \,-5$ $\,56\,x \,-6$ $\,56\,x +\,4$ $\,-15\,x \,-6$