Solve each of the following systems of homogeneous linear equations:

x + y – 2z = 0
2x + y – 3z = 0
5x + 4y – 9z = 0

Mixed-up sentence exercise

  
Put the parts in order to form a sentence. When you think your answer is correct, click on "Check" to check your answer. If you get stuck, click on "Hint" to find out the next correct part.