SOLUTION: Consider the line 3x-5y=-9 What is the slope of a line perpendicular to this line? What is the slope of a line parallel to this line?

Algebra ->  Graphs -> SOLUTION: Consider the line 3x-5y=-9 What is the slope of a line perpendicular to this line? What is the slope of a line parallel to this line?      Log On


   



Question 880308: Consider the line 3x-5y=-9
What is the slope of a line perpendicular to this line?
What is the slope of a line parallel to this line?

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Find the slope, m, of the line
Put the eqn in slope-intercept form y = mx + b
That means solve for y.
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All lines parallel have the same slope.
All lines perpendicular have a slope that's the negative inverse, -1/m