In graphing linear equations by using a t-chart, all we have to do is plug in random ... So, for this, all I have to do for this is plug in a negative 1 for my y value and solve for x. I have x plus 2 ...

So the solutions of the equation are \({x}\) = -2 and \({x}\) = -7. Where the graph crosses the line ... to quadratic equations by using a graphical method – so only do this if the question ...