How to Solve Systems of Equations in Algebra

"What's the best rule for one we should use each method? And i got sorr to think that. So oa system of equations, by graping, make sense when the functions that are being poured into them are very simple grafts with really clear and easy to identify intersections," he says. "I am more compelled to have my kids look at rocks over time and like make the rule for what makes a meetingamorphic rock a metamorphic rock."