{"content":{"sharePage":{"page":0,"digests":[{"id":"35518674","dateCreated":"1299618935","smartDate":"Mar 8, 2011","userCreated":{"username":"thombs","url":"https:\/\/www.wikispaces.com\/user\/view\/thombs","imageUrl":"https:\/\/www.wikispaces.com\/user\/pic\/1264524755\/thombs-lg.jpg"},"monitored":false,"locked":false,"links":{"self":"https:\/\/algebra7review.wikispaces.com\/share\/view\/35518674"},"dateDigested":1531977612,"startDate":null,"sharedType":"discussion","title":"Solving by substitutions","description":"When is solving by substitution useful?<br \/>\n<br \/>\n<br \/>\nWhy is solving by graphing sometimes not effective?","replyPages":[{"page":0,"digests":[{"id":"35605130","body":"Graphing isn't always an effective way to solve equations because systems can cross in between lines on the grid of the graph paper. A quicker, more efficient way to solve equations is by using substitution.","dateCreated":"1299715319","smartDate":"Mar 9, 2011","userCreated":{"username":"SamSax2","url":"https:\/\/www.wikispaces.com\/user\/view\/SamSax2","imageUrl":"https:\/\/www.wikispaces.com\/user\/pic\/1299101777\/SamSax2-lg.jpg"}}],"more":0}]},{"id":"35410208","dateCreated":"1299504459","smartDate":"Mar 7, 2011","userCreated":{"username":"thombs","url":"https:\/\/www.wikispaces.com\/user\/view\/thombs","imageUrl":"https:\/\/www.wikispaces.com\/user\/pic\/1264524755\/thombs-lg.jpg"},"monitored":false,"locked":false,"links":{"self":"https:\/\/algebra7review.wikispaces.com\/share\/view\/35410208"},"dateDigested":1531977612,"startDate":null,"sharedType":"discussion","title":"Infinite or NO solutions?","description":"How can you tell if a system has no solutions?<br \/>\n<br \/>\n<br \/>\nWhen will a system have infinite solutions?","replyPages":[{"page":0,"digests":[{"id":"35446900","body":"I think no solutions is when the lines are parallel and infinite solutions is when there is more then one solution.","dateCreated":"1299532868","smartDate":"Mar 7, 2011","userCreated":{"username":"JKlindera","url":"https:\/\/www.wikispaces.com\/user\/view\/JKlindera","imageUrl":"https:\/\/www.wikispaces.com\/i\/user_none_lg.jpg"}},{"id":"35453848","body":"No solutions means that the two lines are parallel.<br \/>\n<br \/>\nA system with infinite solutions have the same slope and are identical.","dateCreated":"1299539797","smartDate":"Mar 7, 2011","userCreated":{"username":"SamSax2","url":"https:\/\/www.wikispaces.com\/user\/view\/SamSax2","imageUrl":"https:\/\/www.wikispaces.com\/user\/pic\/1299101777\/SamSax2-lg.jpg"}}],"more":0}]},{"id":"35390280","dateCreated":"1299457188","smartDate":"Mar 6, 2011","userCreated":{"username":"thombs","url":"https:\/\/www.wikispaces.com\/user\/view\/thombs","imageUrl":"https:\/\/www.wikispaces.com\/user\/pic\/1264524755\/thombs-lg.jpg"},"monitored":false,"locked":false,"links":{"self":"https:\/\/algebra7review.wikispaces.com\/share\/view\/35390280"},"dateDigested":1531977612,"startDate":null,"sharedType":"discussion","title":"Solving a system by graphing.","description":"How do you find the solution to a system of equations by graphing?","replyPages":[{"page":0,"digests":[{"id":"35448360","body":"You find a system of equations if they have the same points ? Right? Correct me if I am wrong.","dateCreated":"1299534359","smartDate":"Mar 7, 2011","userCreated":{"username":"Kyarks8","url":"https:\/\/www.wikispaces.com\/user\/view\/Kyarks8","imageUrl":"https:\/\/www.wikispaces.com\/i\/user_none_lg.jpg"}},{"id":"35453740","body":"You would find the points where the two lines intersect. If the lines are parallel, there is NO solution. If the lines are identical, there are INFINITE solutions.","dateCreated":"1299539674","smartDate":"Mar 7, 2011","userCreated":{"username":"SamSax2","url":"https:\/\/www.wikispaces.com\/user\/view\/SamSax2","imageUrl":"https:\/\/www.wikispaces.com\/user\/pic\/1299101777\/SamSax2-lg.jpg"}},{"id":"35459368","body":"Kyarks,  If two lines are different, they can only intersect at one point.  That point is the solution.  I like what Samsax adds.  If the lines don't intesect, there is no solution.  The key is to graph and look for the intersection of the lines.","dateCreated":"1299545606","smartDate":"Mar 7, 2011","userCreated":{"username":"thombs","url":"https:\/\/www.wikispaces.com\/user\/view\/thombs","imageUrl":"https:\/\/www.wikispaces.com\/user\/pic\/1264524755\/thombs-lg.jpg"}}],"more":0}]},{"id":"35390242","dateCreated":"1299457143","smartDate":"Mar 6, 2011","userCreated":{"username":"thombs","url":"https:\/\/www.wikispaces.com\/user\/view\/thombs","imageUrl":"https:\/\/www.wikispaces.com\/user\/pic\/1264524755\/thombs-lg.jpg"},"monitored":false,"locked":false,"links":{"self":"https:\/\/algebra7review.wikispaces.com\/share\/view\/35390242"},"dateDigested":1531977613,"startDate":null,"sharedType":"discussion","title":"What is a system of equations?","description":"In your own words, describe a system of equations.","replyPages":[{"page":0,"digests":[{"id":"35444836","body":"A system of equations is a set of 2 or more equations with the same number of variables.","dateCreated":"1299530840","smartDate":"Mar 7, 2011","userCreated":{"username":"lindsayanderson1997","url":"https:\/\/www.wikispaces.com\/user\/view\/lindsayanderson1997","imageUrl":"https:\/\/www.wikispaces.com\/user\/pic\/1299032856\/lindsayanderson1997-lg.jpg"}},{"id":"35448248","body":"A system of equations is when you put two or more equations together.","dateCreated":"1299534245","smartDate":"Mar 7, 2011","userCreated":{"username":"Kyarks8","url":"https:\/\/www.wikispaces.com\/user\/view\/Kyarks8","imageUrl":"https:\/\/www.wikispaces.com\/i\/user_none_lg.jpg"}},{"id":"35459438","body":"lindsay,  is x = 2 and y = 3 a system?","dateCreated":"1299545659","smartDate":"Mar 7, 2011","userCreated":{"username":"thombs","url":"https:\/\/www.wikispaces.com\/user\/view\/thombs","imageUrl":"https:\/\/www.wikispaces.com\/user\/pic\/1264524755\/thombs-lg.jpg"}}],"more":0}]}],"more":false},"comments":[]},"http":{"code":200,"status":"OK"},"redirectUrl":null,"javascript":null,"notices":{"warning":[],"error":[],"info":[],"success":[]}}