Question

x=4y in x=0,y=0,x=2,y=-2

Answer 1

x=0

0=4y

y =0/4

y= 0


_____________


y=0

x=4y

x=4(0)

x=0

__________________


x=2

x=4y

2=4y

y=2/4

x=2


_______________________


y= -2

x=4y

x=4 (-2)

x= -8