SOLUTION: Without graphing a problem, how can you tell if two equations are parallel, perpendicular, or neither? The specific equations I am trying to figure out are 3x-5y=12 and 5x+3y=24

Question 1089828: Without graphing a problem, how can you tell if two equations are parallel, perpendicular, or neither? The specific equations I am trying to figure out are 3x-5y=12 and 5x+3y=24

Answer by math_helper(2461) (Show Source): You can put this solution on YOUR website!
Two lines are parallel if they have the same slope.
Two lines are perpendicular if their slopes are negative inverses:
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Put the lines in the form y = mx + b by rearranging the equations, and compare 'm' values.

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