Why this is wrong

Tell us what’s happening:

Your code so far

// Example
function ourFunctionWithArgs(a, b) {
  console.log(a - b);
}
ourFunctionWithArgs(10, 5); // Outputs 5

// Only change code below this line.
function functionWithArgs(x,y)
{
  console.log(x+y);
}
functionWithArgs(3+0);

Your browser information:

Your Browser User Agent is: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:56.0) Gecko/20100101 Firefox/56.0.

Link to the challenge:
https://www.freecodecamp.org/challenges/passing-values-to-functions-with-arguments

You have a typo…
how are you calling your function?