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Comment : Linear systems
Comment : This quiz is designed to test your knowledge of systems of linear equations.

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Question 1: What are all the solutions to the system x-2y = 3 and -2x+4y = -6?

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	x can be arbitrary, and y is equal to (x-3)/2.
	x and y are both zero.
	There are no solutions.
	x = 1 and y = -1.
	x-2y = 3 and 0 = 0.
	x = 1 and y = -2, or x = -2 and y = 4.
	x = 3 and y = -6.