To find solutions from graphs, look for the point where the two graphs cross one another. This is the solution point. For example, the solution for the graphs \(y = x + 1\) and \(x + y = 3\) is ...

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 ...