# How to Find XY-Equations?

When you have two variables, you can find the relationship between them using an XY equation. In an XY equation, the x variable is the independent variable and the y variable is the dependent varia...
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http://www.ehow.com/how_8345035_xyequations.html

## How to Find Polar Equations?

The polar coordinate system is a two-dimensional mathematical coordinate system that serves as an alternative to the familiar Cartesian coordinate system. In the polar coordinate system, points ar...
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http://www.ehow.com/how_8114351_polar-equations.html

## How to Find Equations That Are Parallel?

Parallel lines are lines that are always equidistant and exist in the same plane. Linear equations are frequently represented in slope-intercept form (y = mx + b), where "m" is the slope and "b" is...
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http://www.ehow.com/how_8179121_equations-parallel.html

## How to Find the Y-Intercepts of Equations?

In order to graph any equation on the Cartesian plane, it's necessary to first find the y-intercept. The y value of all points on the x-axis is zero. Similarly, the x value of all points on the y-a...
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http://www.ehow.com/how_8295258_yintercepts-equations.html

## How to Find the Intersection of Two Equations?

Basic algebra often requires you to find the intersection of two lines, of the form ax + by = c and dx + ey = f. Accomplish this by solving for either y or x in both equations, then setting the equ...
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http://www.ehow.com/how_8134636_intersection-two-equations.html