2. The first-degree equation in two variables represents [ ]
a) a parabola b) a straight line c) a circle d) a curve
3. Among the following, the solution of x + y = 10 is [ ]
a) (9, 1) b) (2, 8) c) (11, –1) d) (16, –6)
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Answer:
I think option B is right answer
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