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In the x*y-coordinate system, line k passes through points (-5*m, 0) and (0, 2*m). Which of the following is a possible equation of line k?
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In the x*y-coordinate system, line k has slope $$\frac{1}{2}$$ and passes through point (0, 5). Which of the following points cannot lie on line k?
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Line k is in the rectangular coordinate system. If line k is defined by the equation 3*y = 2*x + 6, and line k intersects the x-axis at point (a,b), then what is the value of a?
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In the x*y-coordinate system, points (2, 9) and (-1, 0) lie on line k. If the point (n, 21) lies on line k, what is the value of n?
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If a triangle in the x*y-coordinate system has vertices at (-2 , -3), (4, -3) and (28, 7), what is the area of the triangle?
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If the line passes through the origin, what is the value of k?
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Point A in the x*y-coordinate system is shown below. Given two other points B (4a, b) and C (2a, 5b), what is the area of triangle ABC in terms of a and b?
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