Question

Which equation represents a proportional relastionship that has a constant of proportionality equal to 4/5

y=x+ 4/5

y= 4/5x

xy=4/5

x+y=4/5​

Answer 1

y= 4/5x

Explanation:

A proportional relationship has an equation of the form y = mx. It passes through the origin.

y= 4/5x is the only equation which is in this form.