find k system of equation have unique solution Kx + 2y = 8 or 4x + 7y = 2
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Answer:
k can be any number other than 8/7
Step-by-step explanation:
unique solution means a1/a2 not qual to b1/b2
k/4 not equal to 2/7
7k not equal to 8
k not equal to 8/7
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