What is the solution to y = 0.2x for the replacement set x = {3}?

The answer is:  0.6 .

Explanation:

Given: 
 
  y = (0.2)x ; 

  Plug in: "(3)" for "x"; to solve for "y" ; 

  y = (0.2) * 3 = 0.6 ; which is the solution.

  y = 0.6 .   The answer is:  0.6  .

Answers4.) -1/205.) -1/406.) -55/127.) -3/4