Here are four equations connecting x and y.
k is a constant.
Match each equation to one of the statements A, B, C or D.
Equation 1
Equation 2
Equation 3
Equation 4
y = kx
y= Á
y=$
y = kx
A y is directly proportional to x
B
y is directly proportional to x
C y is inversely proportional to x
D y is inversely proportional to x