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In the xy-plane, the point (t, t-1) lies on the line with equation y = $$ - \frac{1}{2}$$ x +$$\frac{1}{3}$$ . What is the value of t?
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A.$$\frac{1}{3}$$
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B.$$\frac{2}{3}$$
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C.$$\frac{7}{8}$$
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D.$$\frac{7}{9}$$
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E.$$\frac{8}{9}$$
E显示答案
