SOLUTION: Are the following lines parallel, perpendicular, both or not either one? Line 1 with equation x + 2y = 6 Line 2 with equation x + 3y = 9

Algebra ->  Linear-equations -> SOLUTION: Are the following lines parallel, perpendicular, both or not either one? Line 1 with equation x + 2y = 6 Line 2 with equation x + 3y = 9      Log On


   

Question 323931: Are the following lines parallel, perpendicular, both or not either one?
Line 1 with equation x + 2y = 6
Line 2 with equation x + 3y = 9
Answer by vleith(2983) About Me  (Show Source):
You can put this solution on YOUR website!
Convert to slope intercept form
x+%2B+2y+=+6
2y+=+-x+%2B+6
y+=+-x%2F2+%2B+3 m = -1/2
x+%2B+3y+=+9
3y+=+-x+%2B+9
y+=+-x%2F3+%2B+3 m = -1/3
The slopes are different - so not parallel
The slopes are not negative inverse - so not perpendicular
Answer : neither
graph%28400%2C400%2C-10%2C10%2C-10%2C10%2C+-x%2F2%2B3+%2C+-x%2F3%2B3%29