{"issue":{"title":"Algebra challenge - Hint error","user":{"login":"KhanBugz","id":924247,"url":"https://api.github.com/users/KhanBugz","gravatar_id":"96ea3904626fe17bec2152ee31cee0cd","avatar_url":"https://secure.gravatar.com/avatar/96ea3904626fe17bec2152ee31cee0cd?d=https://a248.e.akamai.net/assets.github.com%2Fimages%2Fgravatars%2Fgravatar-140.png"},"created_at":"2011-12-15T12:04:45Z","milestone":null,"labels":[{"name":"chrome","url":"https://api.github.com/repos/Khan/khan-exercises/labels/chrome","color":"e102d8"},{"name":"win7","url":"https://api.github.com/repos/Khan/khan-exercises/labels/win7","color":"ededed"},{"name":"wrong-or-unclear","url":"https://api.github.com/repos/Khan/khan-exercises/labels/wrong-or-unclear","color":"FFA500"}],"state":"closed","updated_at":"2011-12-27T04:51:14Z","id":2565842,"closed_at":"2011-12-27T04:51:14Z","html_url":"https://github.com/Khan/khan-exercises/issues/8709","pull_request":{"patch_url":null,"html_url":null,"diff_url":null},"body":"The first hint contains a character that looks like a minus sign. I don't understand why it is there.\n\n[algebra_challenge.html?seed=139&problem=16 (shifting_and_reflecting_functions)](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/algebra_challenge.html?seed=139&problem=16&debug)\n\n[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/algebra_challenge.html?seed=139&problem=16&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5C%22%3Ccode%20style%3D%5C%5C%5C%22display%3A%20none%3B%20%5C%5C%5C%22%3Ef(x-1\\)-1%3C%2Fcode%3E%5C%22%22%2C23%5D%2C%5B%22hint-activity%22%2C%220%22%2C2%5D%2C%5B%22hint-activity%22%2C%220%22%2C18%5D%5D)\n\n    [\"<code style=\\\"display: none; \\\">f(x-1)-1</code>\"]\n\nMozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/535.2 (KHTML, like Gecko) Chrome/15.0.874.121 Safari/535.2\n\nMathJax is loaded, ready, queue length: 0\n\n","number":8709,"url":"https://api.github.com/repos/Khan/khan-exercises/issues/8709","comments":1,"assignee":null},"action":"closed"}