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This question tests the student's ability to find the intersection of two lines.
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\na) $\\simplify{{c11} x + {c12} y = {c1}}$ and $\\simplify{{c21} x + {c22} y = {c2}}$
\nx = [[0]], y = [[1]]
\na) $\\simplify{{c11} x + {c12} y = {c1}}$ and $\\simplify{{c31} x + {c32} y = {c3}}$
\nx = [[2]], y = [[3]]
\na) $\\simplify{{c21} x + {c22} y = {c2}}$ and $\\simplify{{c31} x + {c32} y = {c3}}$
\nx = [[4]], y = [[5]]
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