# Parametric equation

Find the parametric equation of a line with y-intercept (0,-4) and a slope of -2.

## Correct answer:

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The line slope calculator is helpful for basic calculations in analytic geometry. The coordinates of two points in the plane calculate slope, normal and parametric line equation(s), slope, directional angle, direction vector, the length of the segment, intersections of the coordinate axes, etc.

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