SOLUTION: determine the value of k such that two lines y=(k+1)x-4 and y=(4k-8)x-12 will never intersect. Enter your answer as k=number

Algebra ->  Coordinate Systems and Linear Equations  -> Lessons -> SOLUTION: determine the value of k such that two lines y=(k+1)x-4 and y=(4k-8)x-12 will never intersect. Enter your answer as k=number      Log On

 

Hi,

Parallel Line, slopes equal    |Using point-slope form, 

 k+1 = 4k-8

   9 = 3k

    k = 3