$\,-2\,x \,-3 \,-5\,x +\,7 +\,2\,x=$ ?

$\,-5\,x +\,10$ $\,-5\,x +\,4$ $\,-15\,x$ $\,-\,x$ $\,-9\,x +\,4$ $\,5\,x +\,10$

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

$\,65\,x +\,6$ $\,45\,x +\,2$ $\,-45\,x +\,2$ $\,-14\,x +\,2$ $\,45\,x \,-10$

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

$\,11\,\,x^2 \,-5\,x \,-8$ $\,-5\,\,x^2 \,-5\,x \,-8$ $\,11\,\,x^2 +\,5\,x +\,8$ $\,-5\,\,x^2 +\,5\,x \,-8$ $\,-5\,\,x^2 +\,5\,x +\,8$

$\,-4\times \,x \times \,9 + \,x \times (\,-3\,x\,) =$ ?

$\,-3\,\,x^2 +\,5\,x$ $\,-39\,\,x^2$ $\,-3\,\,x^2 +\,36\,x$ $\,-3\,\,x^2 \,-36\,x$ $\,3\,\,x^2 \,-36\,x$

$\,-2\,x +\,9\,y +\,y \,-9\,x=$ ?

$\,7\,xy \,-8\,yx$ $\,-11\,x +\,10\,y$ $\,7\,x +\,8\,y$ $\,-11\,x \,-8\,y$ $\,7\,x +\,10\,y$

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

$\,2\,x +\,9\,y \,-9$ $\,-2\,x \,-9\,y +\,9$ $\,-2\,x +\,9\,y +\,9$ $\,6\,x +\,9\,y +\,9$ $\,6\,x \,-9\,y \,-9$

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

$\,7\,x +\,10$ $\,7\,x +\,2$ $\,9\,x +\,8$ $\,-11\,x +\,10$ $\,7\,x +\,14$

$\,x +\,5\,\,x^2 +\,6 +\,6\,\,x^2 +\,9=$ ?

$\,15\,\,x^2 +\,x +\,11$ $\,-\,\,x^2 +\,x +\,15$ $\,12\,\,x^2 +\,15$ $\,11\,\,x^2 +\,x +\,15$ $\,\,x^2 +\,x +\,3$

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

$\,2\,\,x^2 +\,2\,x +\,6$ $\,-2\,\,x^2 +\,12\,x +\,6$ $\,-2\,\,x^2 +\,12\,x \,-6$ $\,2\,\,x^2 +\,12\,x \,-6$ $\,2\,\,x^2 +\,12\,x +\,6$

$ \,9\,x + \,y - ( \,7\,x - \,6\,y)=$ ?

$\,2\,x +\,5\,y$ $\,16\,x +\,7\,y$ $\,2\,x +\,7\,y$ $\,2\,x \,-5\,y$ $\,16\,x \,-5\,y$