Storing Values with the Assignment Operator - Can not seem to see any errors?

Tell us what’s happening:

I have assigned values a and b already, however i can’t seem to see the error?

Your code so far

// Setup
var a;
var b = 2;

// Only change code below this line
var a = 7;
var b = 7;
var ab = 49;
a = b;
ab = 49;

Your browser information:

User Agent is: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/75.0.3770.142 Safari/537.36.

Link to the challenge:

The var keyword is only used once, when the variable is first declared.

you are not following the instructions, try reading again what the challenge asks you to do