Question 475156
Since {{{x=2y}}}, this means that {{{2x=4y}}}



Since {{{w=2z}}}, this means that {{{2w=4z}}}



{{{x/w=(2x)/(2w)=(4y)/(4z)=(4y)/(y)=4}}}



Note: I replaced 4z with y because {{{y=4z}}}



So {{{x/w=4}}}