Picture of work attached.
W is the variable.So try figuring out what the variable (W) represent and the value
Hi i’m only doing this so i can ask a question for myself but... have a nice day
A=45
A=kx/y
where k is constant
substituting the values for k
k= 20×9/6=30
when x=9, y=6
A= 30×9/6=45
