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 \(y\) values that are equal in magnitude but with opposite signs.

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 ...