$\,3\;(\,-2\,x+\,6) = $   ?

$\,6\,\,x +\,9$ $\,\,x +\,9$ $\,-6\,\,x +\,6$ $\,-6\,\,x +\,18$ $\,-6\,\,x \,-6$ $\,-6\,\,x \,-18$

$(\,2\,-\,y)\,\times\,\,3 = $   ?

$\,6 \,-\,y$ $\,-6 +\,2\,y$ $\,6 \,-3\,\,y$ $\,6 +\,\,y$ $\,6 +\,3\,\,y$ $\,5 +\,2\,\,y$

$(\,5\,t+\,5\,x)\,\times\,\,3\,t = $   ?

$\,-15\,\,t^2 +\,8\,\,t\,x$ $\,15\,\,t^2 +\,15\,\,t\,x$ $\,15\,\,t^2 +\,5\,x$ $\,8\,\,t^2 +\,8\,\,t\,x$ $\,15\,\,t^2 \,-15\,x$ $\,15\,\,t^2 +\,15\,x$

$(\,1\,-4\,b)\,\times\,(\,-3\,) = $   ?

$\,-3 \,-7\,b$ $\,-3 \,-12\,\,b$ $\,-3 +\,4\,\,b$ $\,-2 \,-7\,\,b$ $\,-3 +\,12\,\,b$ $\,-3 \,-4\,b$

$\,5\,a\;(\,8\,b+\,4) = $   ?

$\,-40\,\,a\,b +\,9\,\,a$ $\,40\,b +\,20\,\,a$ $\,13\,\,a\,b +\,9\,\,a$ $\,40\,\,a\,b +\,4$ $\,40\,\,a\,b \,-20$ $\,40\,\,a\,b +\,20\,\,a$

$\,-5\,x\;(\,-5\,y\,-6) = $   ?

$\,25\,\,x\,y \,-6$ $\,25\,y +\,30\,\,x$ $\,25\,\,x\,y \,-30$ $\,25\,\,x\,y +\,30\,\,x$ $\,-25\,\,x\,y \,-11$ $\,-10\,\,x\,y \,-11\,\,x$

$\,6\;(\,-\,x+\,6\,y) = $   ?

$\,-6\,\,x +\,6\,y$ $\,5\,\,x +\,12\,\,y$ $\,-6\,\,x +\,36\,\,y$ $\,-6\,\,x \,-6\,\,y$ $\,-6\,\,x +\,12\,\,y$ $\,-6\,\,x \,-36\,\,y$

$\,5\,a\;(\,9+\,a) = $   ?

$\,14\,\,a +\,6\,\,a^2$ $\,45\,\,a +\,5\,\,a^2$ $\,45\,\,a +\,a$ $\,-45\,\,a +\,5\,a$ $\,45\,\,a \,-5\,a$ $\,45\,\,a +\,6\,\,a^2$

$(\,1+\,7\,a)\,\times\,\,6\,a = $   ?

$\,6\,\,a \,-42\,a$ $\,7\,\,a +\,13\,\,a^2$ $\,6\,\,a +\,42\,\,a^2$ $\,-6 +\,42\,\,a^2$ $\,6\,\,a +\,7\,a$ $\,6\,\,a +\,13\,\,a^2$

$\,4\,t\;(\,6\,t+\,2\,x) = $   ?

$\,24\,\,t^2 \,-8\,x$ $\,24\,\,t^2 +\,8\,\,t\,x$ $\,-24\,\,t^2 +\,6\,\,t\,x$ $\,24\,t +\,8\,\,t\,x$ $\,24\,\,t^2 +\,2\,x$ $\,10\,\,t^2 +\,6\,\,t\,x$