Which of the following pairs of equations represents parallel lines?

D. Y = 2X + 1 AND Y = 2X - 3
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If the lines represented by the equations 3x + 2y = 12 and 6x + 4y = 24 are graphed, what can be concluded about these lines?

C. THEY ARE THE SAME LINE.
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Solve the following system of equations using substitution: x + 2y = 8 and 3x - y = 5. What is the value of y?

B. 2
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What is the solution to the system of equations: 2x + 3y = 6 and x - y = 1?

C. (1, 2)
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What is the graphical representation of the equations y = 2x + 1 and y = -x + 3?

A. THEY INTERSECT AT ONE POINT.
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