Anything 1.) what type of solutions do the methods for solving systems of equations find? 2.) how can elimination and substitution adapt to solve a system with nonlinear equations? 3.) how can graphing methods be used to solve a system of linear equations? 4.) how can multiple representations of a system be graphed. 5.)how can graphing be applied to solving systems of nonlinear equations? 6.) how can constraints be used to model a real- world situation?