$\,4\,x \,-3\,y +\,4\,y +\,x=$ ?

$\,3\,x \,-7\,y$ $\,xy +\,5\,yx$ $\,5\,x +\,7\,y$ $\,3\,x +\,y$ $\,5\,x +\,y$

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

$\,-67\,\,x^2$ $\,-4\,\,x^2 \,-2\,x$ $\,-4\,\,x^2 \,-63\,x$ $\,4\,\,x^2 \,-63\,x$ $\,-4\,\,x^2 +\,63\,x$

$\,5\,x + (\,9 - \,2\,x + \,9\,y) =$ ?

$\,7\,x \,-9\,y \,-9$ $\,-3\,x +\,9\,y \,-9$ $\,3\,x \,-9\,y +\,9$ $\,7\,x +\,9\,y +\,9$ $\,3\,x +\,9\,y +\,9$

$\,x \,-9 \,-3\,x \,-4 +\,x=$ ?

$\,-\,x +\,5$ $\,5\,x +\,5$ $\,-6\,x$ $\,-\,x \,-13$ $\,-3\,x \,-13$ $\,-14\,x$

$\,-9 +\,7\times(\,-3\,x\,) \,-6 =$ ?

$\,-21\,x \,-3$ $\,6\,x \,-6$ $\,-21\,x \,-15$ $\,21\,x \,-15$ $\,4\,x \,-15$

$\,9\,x - ( - \,5\,\,x^2 - \,6 ) + \,7\,x=$ ?

$\,-5\,\,x^2 +\,16\,x \,-6$ $\,-5\,\,x^2 +\,16\,x +\,6$ $\,5\,\,x^2 +\,16\,x \,-6$ $\,5\,\,x^2 +\,16\,x +\,6$ $\,5\,\,x^2 +\,2\,x +\,6$

$ \,3\,x + \,9\,y - ( \,7\,x - \,6\,y)=$ ?

$\,-4\,x +\,15\,y$ $\,-4\,x \,-3\,y$ $\,10\,x +\,15\,y$ $\,10\,x +\,3\,y$ $\,-4\,x +\,3\,y$

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

$\,-3\,\,x^2 \,-15$ $\,-15\,\,x^2 +\,2\,x \,-5$ $\,-5\,\,x^2 +\,2\,x \,-15$ $\,7\,\,x^2 +\,2\,x \,-3$ $\,-5\,\,x^2 +\,2\,x \,-3$

$ \,6\,\,x^2 - ( \,9 + \,\,x^2 + \,x)=$ ?

$\,5\,\,x^2 +\,x +\,9$ $\,7\,\,x^2 \,-\,x \,-9$ $\,7\,\,x^2 +\,x +\,9$ $\,5\,\,x^2 +\,x \,-9$ $\,5\,\,x^2 \,-\,x \,-9$

$\,4 + ( - \,6\,x + \,1) - ( \,8 - \,5\,x) =$ ?

$\,-11\,x \,-3$ $\,-\,x \,-3$ $\,-8\,x +\,4$ $\,-\,x \,-5$ $\,-\,x +\,13$