Please help, Consider the line 5x - 3y = -4. What is the slope of a line parallel to this line? What is the slope of a line perpendicular to this line?

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asked Mar 28, 2022 145k views

1 Answer

Maxbester · Answer 1 · 2022-04-04T10:53:17+0000

5x - 3y = -4

-3y = -5x - 4

3y = 5x + 4

Y = (5/3)x + (4/3)

The slope of the line is (5/3).

(Its y-intercept is 4/3 but we don't need that.)

Any line parallel to it has same slope. (5/3)

Any line perpendicular to it has slope that is the negative reciprocal of 5/3. (-3/5)