All the coordinates have equal values for \(x\) and \(y\). This is shown by the points on the line such as (10, 10) and (-4, -4). Graph A is \(y = -x\). All the coordinates have \(x\) and \(y ...

Math students at Indus High School are solving linear equations and graphing ordered pairs of points on a life-sized Cartesian plane. The grid is composed of nearly 10,000 poplar trees, planted in ...

How big of a problem is it worldwide? By The Learning Network A new collection of graphs, maps and charts organized by topic and type from our “What’s Going On in This Graph?” feature.