$(\,-7+\,t)\,\times\,\,2 = $   ?

$\,-14 \,-\,\,t$ $\,-14 \,-2\,\,t$ $\,-5 +\,3\,\,t$ $\,-14 +\,2\,\,t$ $\,-14 +\,3\,\,t$ $\,-14 +\,t$

$\,5\;(\,9\,-6\,a) = $   ?

$\,45 +\,6\,\,a$ $\,45 \,-\,a$ $\,45 \,-6\,a$ $\,45 +\,30\,\,a$ $\,45 \,-30\,\,a$ $\,14 \,-\,\,a$

$(\,-5+\,7\,b)\,\times\,\,6\,a = $   ?

$\,\,a +\,13\,\,a\,b$ $\,-30 +\,42\,\,a\,b$ $\,-30\,\,a +\,42\,\,a\,b$ $\,-30\,\,a +\,7\,b$ $\,-30\,\,a \,-42\,b$ $\,30\,\,a +\,13\,\,a\,b$

$(\,-4\,y\,-2\,x)\,\times\,\,6 = $   ?

$\,-24\,\,y +\,2\,\,x$ $\,-24\,\,y +\,4\,x$ $\,-24\,\,y +\,12\,\,x$ $\,-24\,\,y \,-12\,\,x$ $\,2\,\,y +\,4\,\,x$ $\,-24\,\,y \,-2\,x$

$\,-4\;(\,-3\,y\,-3) = $   ?

$\,12\,\,y \,-3$ $\,12\,\,y \,-12$ $\,-12\,\,y \,-7$ $\,12\,\,y +\,3$ $\,-7\,\,y \,-7$ $\,12\,\,y +\,12$

$\,5\,b\;(\,1+\,6\,b) = $   ?

$\,5\,\,b +\,6\,b$ $\,6\,\,b +\,11\,\,b^2$ $\,-5\,\,b +\,30\,b$ $\,5\,\,b +\,11\,\,b^2$ $\,5\,\,b +\,30\,\,b^2$ $\,5\,\,b \,-30\,b$

$\,-6\,x\;(\,9+\,9\,y) = $   ?

$\,3\,\,x +\,3\,\,x\,y$ $\,-54\,\,x +\,9\,y$ $\,-54\,\,x \,-54\,\,x\,y$ $\,-54\,\,x +\,54\,y$ $\,54 \,-54\,\,x\,y$ $\,-54 \,-3\,\,x\,y$

$\,3\,x\;(\,-3\,x+\,4) = $   ?

$\,-9\,\,x^2 +\,12\,\,x$ $\,9\,x +\,12\,\,x$ $\,-9\,\,x^2 \,-12$ $\,0\,\,x^2 +\,7\,\,x$ $\,-9\,\,x^2 +\,7\,\,x$ $\,-9\,\,x^2 +\,4$

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

$\,25\,\,y^2 +\,20\,x$ $\,-25\,\,y^2 +\,20\,\,x\,y$ $\,-25\,\,y^2 +\,9\,\,x\,y$ $\,-25\,\,y^2 \,-20\,x$ $\,0\,\,y^2 +\,9\,\,x\,y$ $\,-25\,\,y^2 +\,4\,x$

$\,5\,a\;(\,-2\,a\,-3\,b) = $   ?

$\,10\,\,a^2 +\,2\,b$ $\,-10\,\,a^2 \,-15\,\,a\,b$ $\,-10\,\,a^2 +\,15\,b$ $\,3\,\,a^2 +\,2\,\,a\,b$ $\,-10\,\,a^2 \,-15\,b$ $\,-10\,\,a^2 \,-3\,b$