$\,4\;(\,x+\,8) = $   ?

$\,4\,\,x +\,8$ $\,4\,\,x \,-32$ $\,4\,\,x +\,12$ $\,5\,\,x +\,12$ $\,4\,\,x \,-8$ $\,4\,\,x +\,32$

$\,5\;(\,-8\,t\,-1) = $   ?

$\,-40\,\,t \,-5$ $\,-3\,\,t +\,4$ $\,-40\,\,t +\,5$ $\,-40\,\,t +\,1$ $\,-40\,\,t +\,4$ $\,-40\,\,t \,-1$

$(\,1+\,3\,a)\,\times\,\,6\,b = $   ?

$\,6 +\,18\,\,a\,b$ $\,6\,\,b +\,18\,\,a\,b$ $\,-6\,\,b +\,9\,\,a\,b$ $\,6\,\,b \,-18\,a$ $\,6\,\,b +\,3\,a$ $\,7\,\,b +\,9\,\,a\,b$

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

$\,45\,\,x\,y +\,6$ $\,-45\,x \,-30\,\,y$ $\,-14\,\,x\,y +\,\,y$ $\,45\,\,x\,y +\,30$ $\,45\,x \,-\,\,y$ $\,45\,\,x\,y \,-30\,\,y$

$(\,-3\,t+\,5)\,\times\,\,6\,t = $   ?

$\,-18\,\,t^2 +\,30$ $\,-18\,\,t^2 +\,30\,\,t$ $\,-18\,\,t^2 \,-30$ $\,18\,\,t^2 +\,11\,\,t$ $\,-18\,\,t^2 +\,5$ $\,3\,\,t^2 +\,11\,\,t$

$\,-2\;(\,7\,-9\,b) = $   ?

$\,14 \,-11\,b$ $\,-14 \,-18\,\,b$ $\,-14 \,-9\,b$ $\,-14 +\,18\,\,b$ $\,-14 +\,9\,\,b$ $\,5 \,-11\,\,b$

$\,6\;(\,6\,t\,-8\,x) = $   ?

$\,36\,\,t \,-48\,\,x$ $\,36\,\,t +\,8\,\,x$ $\,-36\,\,t \,-2\,x$ $\,36\,\,t +\,48\,\,x$ $\,36\,\,t \,-8\,x$ $\,12\,\,t \,-2\,\,x$

$\,6\,a\;(\,-5\,a+\,2\,b) = $   ?

$\,-30\,\,a^2 +\,2\,b$ $\,\,a^2 +\,8\,\,a\,b$ $\,-30\,\,a^2 +\,12\,\,a\,b$ $\,-30\,\,a^2 +\,8\,\,a\,b$ $\,30\,\,a^2 +\,12\,b$ $\,-30\,\,a^2 \,-12\,b$

$\,2\,a\;(\,9+\,6\,a) = $   ?

$\,-18\,\,a +\,8\,\,a^2$ $\,18\,\,a +\,6\,a$ $\,18\,\,a +\,12\,a$ $\,18\,\,a \,-12\,a$ $\,11\,\,a +\,8\,\,a^2$ $\,18\,\,a +\,12\,\,a^2$

$(\,-2\,t+\,x)\,\times\,\,3\,t = $   ?

$\,\,t^2 +\,4\,\,t\,x$ $\,-6\,\,t^2 +\,3\,x$ $\,6\,\,t^2 +\,4\,\,t\,x$ $\,-6\,\,t^2 \,-3\,x$ $\,-6\,\,t^2 +\,x$ $\,-6\,\,t^2 +\,3\,\,t\,x$