If you mean: y = x^2 -2x -8 then x = -2 or x = 4
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The y- intercept of a line is where the line crosses the y axis. The x- intercept is where the line crosses the x axis.
If y = 7, then the y-intercept is 7.
where as y-intercept on y-axis is distance between origin to the poin on y-axis How do you interpret the y-intercept as in statistics
The y-intercept is where the line crosses the y-axis, and the x-intercept is where the line cross the x-axis
y=mx+b is the general slope intercept equation and b represents the y intercept.