9514 1404 393
Answer:
y = 2x
Explanation:
The given equation tells you that x and y are proportional. To find the unknown constant of proportionality, you only need to look at the y-value for x=1.
2 = [?]·1 . . . . substitute (x, y) = (1, 2) from the table into the equation
2 = [?]
y = 2x