Graphs of Simultaneous Equations

Test yourself on Graphs of Simultaneous Equations

• How many solutions are there to the simultaneous equations shown on the graph:
  y = x + 4 (red) and y = -x - 2 (blue)

• Using the graph, what are the solutions to the simultaneous equations:
  y = x, y = x² - 2

• How many solutions are there to the simultaneous equations shown on the graph:
  y = x² - 2 (blue) and y = x (red)

• Using the graph, what are the solutions to the simultaneous equations:
  y = x + 4 , y = -x - 2

• How many solutions are there to the simultaneous equations shown on the graph:
  y = x² - 4 (red) and y = x + 2 (blue)