$\,4\;(\,-6+\,6\,t) = $   ?

$\,-24 \,-24\,\,t$ $\,-24 +\,6\,t$ $\,-24 \,-6\,\,t$ $\,-2 +\,10\,\,t$ $\,-24 +\,24\,\,t$ $\,24 +\,10\,\,t$

$\,5\;(\,5\,-9\,y) = $   ?

$\,25 +\,45\,\,y$ $\,10 \,-4\,\,y$ $\,25 \,-9\,y$ $\,25 \,-4\,y$ $\,25 +\,9\,\,y$ $\,25 \,-45\,\,y$

$(\,8\,t\,-2\,x)\,\times\,\,6\,t = $   ?

$\,14\,\,t^2 +\,4\,\,t\,x$ $\,48\,\,t^2 \,-12\,\,t\,x$ $\,48\,\,t^2 +\,12\,x$ $\,48\,\,t^2 +\,4\,x$ $\,-48\,t \,-12\,\,t\,x$ $\,48\,\,t^2 \,-2\,x$

$\,6\;(\,5\,x+\,3\,y) = $   ?

$\,30\,\,x +\,9\,\,y$ $\,30\,\,x \,-18\,\,y$ $\,30\,\,x +\,18\,\,y$ $\,30\,\,x \,-3\,\,y$ $\,11\,\,x +\,9\,\,y$ $\,30\,\,x +\,3\,y$

$(\,-6\,x\,-8)\,\times\,(\,-2\,y\,) = $   ?

$\,-12\,\,x\,y \,-10$ $\,12\,\,x\,y +\,16\,\,y$ $\,12\,x +\,16\,\,y$ $\,-8\,\,x\,y \,-10\,\,y$ $\,12\,\,x\,y \,-8$ $\,12\,\,x\,y \,-16$

$\,5\,y\;(\,-3\,x+\,5) = $   ?

$\,-15\,\,x\,y +\,10\,\,y$ $\,-15\,\,x\,y +\,25\,\,y$ $\,-15\,\,x\,y +\,5$ $\,2\,\,x\,y +\,10\,\,y$ $\,-15\,\,x\,y \,-25$ $\,15\,x +\,25\,\,y$

$\,6\,y\;(\,8\,y+\,5) = $   ?

$\,48\,\,y^2 +\,30\,\,y$ $\,-48\,\,y^2 +\,11\,\,y$ $\,14\,\,y^2 +\,11\,\,y$ $\,48\,\,y^2 +\,5$ $\,48\,\,y^2 \,-30$ $\,48\,y +\,30\,\,y$

$(\,5+\,6\,b)\,\times\,\,2\,b = $   ?

$\,10\,\,b \,-12\,b$ $\,10\,\,b +\,8\,\,b^2$ $\,10\,\,b +\,12\,\,b^2$ $\,7\,\,b +\,8\,\,b^2$ $\,10\,\,b +\,6\,b$ $\,-10 +\,12\,\,b^2$

$(\,-4\,y\,-8)\,\times\,(\,-2\,) = $   ?

$\,8\,\,y +\,8$ $\,8\,\,y +\,16$ $\,-8\,\,y \,-10$ $\,-6\,\,y \,-10$ $\,8\,\,y \,-8$ $\,8\,\,y \,-16$

$\,3\,b\;(\,-3\,b+\,6\,a) = $   ?

$\,0\,\,b^2 +\,9\,\,a\,b$ $\,-9\,\,b^2 +\,18\,\,a\,b$ $\,-9\,\,b^2 \,-18\,a$ $\,9\,\,b^2 +\,9\,\,a\,b$ $\,-9\,\,b^2 +\,6\,a$ $\,-9\,b +\,18\,\,a\,b$