Consider the graph of $y=x+6$y=x+6.

Using the graph, state the solution of the inequality $x+6<0$x+6<0.

Give your answer in interval notation.

Consider the graph of $y=2x-8$y=2x−8.

Consider the graph of $y=2x+3$y=2x+3.

Consider the graph of $y=5x+3$y=5x+3.

Form and use pairs of simultaneous equations, one of which may be non-linear

Apply systems of equations in solving problems