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In the Cartesian plane, a horizontal line is a constant distance away from the horizontal or x axis. If this fixed distance is c, then every point on the line is a distance c away from the x-axis. Distance from the x-axis is measured by the y coordinate so, for every point on the line, y = c.

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Q: Why is the equation of a horizontal line y equals c where c is the constant?
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What is equation of the horizontal line?

The equation of any horizontal line isY = a number .


What is the equation of horizontal and vertical?

The equation of a horizontal line is y = constant (e.g you might have y=2 if your horizontal line is 2 up the y axis).For a vertical line the equation will be x=constant so if you wanted the equstion of the vertical line that crosses the x axis at 5 it would be x=5.If you want the equations of the horizontal and vertical axis then they are:horizontal axis: y=0vertical axis: x=0


What is the equation of a horizonal line?

The equation of a horizontal line is y=(the constant y-value of the line). This is because, unlike any other line, y is constant. You can't express x in a relation to y.


What is the rate of change of a horizontal line?

The rate of change of any function is its derivative. The equation of a horizontal line is simply a constant, for example y=10. The derivative of any constant is ZERO.


The equation y - 4 equals 0 represents a vertical line?

No. It represents a horizontal line.


What equation always equals 5?

The equation of a vertical line x = 5 or the equation of a horizontal line y = 5.


What is the slope of y equals -1?

The slope of y = -1 is 0. This is because the equation is a horizontal line with a constant y-value of -1, meaning it does not change in the y-direction.


What is the curve horizontal line?

It is a linear equation of the form y = c where c is some constant.


Is y-4 equals 0 a linear equation?

yes because linear means straight line and that equation is a perfect horizontal line.


Would y equals 4x show a horizontal line?

No. If you graph it, it doesn't. No line is horizontal unless the equation is y=A, where A is any real number.


What is the difference for y equals -2 What will the slope be for this line?

If the equation of a line is [ Y = -2 ] the the line is horizontal. Its slope is zero.


What is the slope for the equation y equals -3?

The slope (or gradient) of a vertical or horizontal line is zero.