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Question
Fill in the blank :
If a1x + b1y = c1 and a2x + b2y = c2, then matrix form is `[(......, ......),(......, ......)] = [(x),(y)] = [(......),(......)]`
Solution
If a1x + b1y = c1 and a2x + b2y = c2, then matrix form is `[("a"_1,"b"_1),("a"_2, "b"_2)] = [(x),(y)] = [("c"_1),("c"_2)]`
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