$\,8\times \,x \times (\,-6\,) + \,x \times \,7\,x =$ ?

$\,7\,\,x^2 +\,2\,x$ $\,7\,\,x^2 +\,48\,x$ $\,-7\,\,x^2 \,-48\,x$ $\,7\,\,x^2 \,-48\,x$ $\,-41\,\,x^2$

$\,x +\,3\,\,x^2 +\,6 \,-8\,\,x^2 \,-1=$ ?

$\,-5\,\,x^2 +\,x +\,5$ $\,5\,\,x^2 +\,x \,-5$ $\,-11\,\,x^2 +\,x \,-7$ $\,11\,\,x^2 +\,x +\,5$ $\,-4\,\,x^2 +\,5$

$\,6\,x - ( - \,2\,\,x^2 - \,5 ) + \,3\,x=$ ?

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

$\,3\,x \,-8\,y +\,3\,y +\,2\,x=$ ?

$\,5\,x \,-5\,y$ $\,5\,x +\,11\,y$ $\,x \,-5\,y$ $\,x \,-11\,y$ $\,-5\,xy +\,5\,yx$

$\,5 +\,6\times\,7\,x +\,4 =$ ?

$\,13\,x +\,9$ $\,42\,x +\,9$ $\,-42\,x +\,9$ $\,42\,x +\,1$ $\,77\,x +\,4$

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

$\,6\,\,x^2 +\,x \,-7$ $\,10\,\,x^2 +\,x +\,7$ $\,6\,\,x^2 \,-\,x \,-7$ $\,10\,\,x^2 \,-\,x \,-7$ $\,6\,\,x^2 +\,x +\,7$

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

$\,x \,-11$ $\,-13\,x +\,3$ $\,x +\,3$ $\,x +\,17$

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

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

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

$\,10\,x +\,4\,y$ $\,8\,x +\,2\,y$ $\,10\,x +\,2\,y$ $\,8\,x +\,4\,y$ $\,8\,x \,-2\,y$

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

$\,x +\,6\,y \,-5$ $\,-\,x \,-6\,y +\,5$ $\,9\,x \,-6\,y \,-5$ $\,9\,x +\,6\,y +\,5$ $\,-\,x +\,6\,y +\,5$