In the x*ycoordinate system, line k passes through points (5*m, 0) and (0, 2*m). Which of the following is a possible equation of line k?

In the x*ycoordinate system, line k has slope $$\frac{1}{2}$$ and passes through point (0, 5). Which of the following points cannot lie on line k?

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 xaxis at point (a,b), then what is the value of a?

In the x*ycoordinate 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?

If a triangle in the x*ycoordinate system has vertices at (2 , 3), (4, 3) and (28, 7), what is the area of the triangle?

If the line passes through the origin, what is the value of k?

Point A in the x*ycoordinate 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?

What is the yintercept of the graph of the equation y=2*4*x410?
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What are the xintercepts of the parabola defined by the equation $$y =2·x^2–8·x –90$$? Indicate all xintercepts.

If $$\frac{(3x)}{2}$$ = y, and 2  3y = y + 2, then x =

If 4*x = 14 and x*y = 1 then y =

If x $$\neq$$ 2.5 and 2*x = 15  4*x, then x =

If 2*x  y = 10 and $$\frac{x}{y} = 3$$, then x =

If x is a number such that $$x^2 + 2·x  24 = 0 and x^2 + 5·x  6 = 0$$, then x =

If $$\frac{x}{3} + \frac{x}{4} + 15 = x$$, then x =

If $$x \neq 2, x \neq 7 and \frac{(x3)}{(x+2)} =\frac{(x+3)}{(x7)}$$

Which of the following is equivalent to If$$2·x^{2}+8·x24\over2·x^{2}+20·x48$$ for all values of x for which both expressions are defined?

If $$x^2  y^2 = 12$$ and x  y = 4, then x =

If x is a positive integer and x+2 is divisible by 10, what is the remainder when $$x^2+4·x+9$$ is divided by 10?

If 2*x  3*y = 6, then 6*y  4*x =
